{
 "entity": "gemini-3-1-pro",
 "entity_type": "model",
 "category": "Study notes",
 "suite": "suite-2026-08-tasks2/study-notes",
 "model": "google/gemini-3.1-pro-preview",
 "judges": [
  "anthropic/claude-sonnet-5",
  "openai/gpt-5.6-terra",
  "x-ai/grok-4.5"
 ],
 "judge_protocol": "judge-2026-08",
 "anchors": "solo-2026-08-a",
 "score": 89,
 "caps": 4,
 "cost_usd": 0.3292,
 "started_at": "2026-08-14T13:23:38.255Z",
 "finished_at": "2026-08-14T13:24:33.712Z",
 "tasks": [
  {
   "id": "st1",
   "name": "Condense a topic",
   "prompt": "Make revision notes on photosynthesis for GCSE level: maximum 10 bullet points, each under 15 words, must include the word equation, no sub-bullets.",
   "output": "* Carbon dioxide + water → glucose + oxygen (requires light energy).\n* Photosynthesis occurs in chloroplasts, where green chlorophyll absorbs sunlight.\n* It is an endothermic reaction because it takes in energy from light.\n* Plants absorb water through roots and carbon dioxide through leaf stomata.\n* Light intensity, carbon dioxide concentration, and temperature are the main limiting factors.\n* Low light or low carbon dioxide will slow down the rate of photosynthesis.\n* High temperatures denature the enzymes controlling photosynthesis, causing the rate to drop.\n* Plants use the produced glucose for cellular respiration to release energy.\n* Glucose is converted into insoluble starch for storage inside the plant's cells.\n* Glucose is also used to make cellulose for strong plant cell walls.",
   "latency_ms": 15827,
   "cost": 0.024176,
   "task_score": 10,
   "judges": [
    {
     "judge": "anthropic/claude-sonnet-5",
     "score": 9,
     "violates": false,
     "reasoning": "Meets all constraints: 10 bullets, no sub-bullets, includes word equation, each under 15 words, accurate and clear content."
    },
    {
     "judge": "openai/gpt-5.6-terra",
     "score": 10,
     "violates": false,
     "reasoning": "Exactly 10 bullets, each under 15 words, with no sub-bullets. Includes a correct GCSE word equation and accurate, concise coverage of location, inputs, limiting factors, and glucose uses."
    },
    {
     "judge": "x-ai/grok-4.5",
     "score": 10,
     "violates": false,
     "reasoning": "Meets all constraints exactly; accurate GCSE content; clear, concise, fully useful notes."
    }
   ]
  },
  {
   "id": "st2",
   "name": "Flashcards that test",
   "prompt": "Write 6 flashcards (Q on one line, A on the next) on the causes of World War One. Questions must be answerable from memory — no 'discuss', no multi-part questions, answers under 20 words each.",
   "output": "Q: Whose assassination in Sarajevo triggered the outbreak of World War One?\nA: Archduke Franz Ferdinand of Austria-Hungary.\n\nQ: What term describes the aggressive build-up of a nation's armed forces prior to WWI?\nA: Militarism.\n\nQ: Which three countries formed the Triple Entente before the war?\nA: Great Britain, France, and Russia.\n\nQ: Which three countries originally formed the Triple Alliance in 1882?\nA: Germany, Austria-Hungary, and Italy.\n\nQ: What term describes the pre-war competition between European nations to expand their overseas colonies?\nA: Imperialism.\n\nQ: What term describes Germany's promise of unconditional support to Austria-Hungary in July 1914?\nA: The \"blank check\".",
   "latency_ms": 10378,
   "cost": 0.01822,
   "task_score": 10,
   "judges": [
    {
     "judge": "anthropic/claude-sonnet-5",
     "score": 8,
     "violates": false,
     "reasoning": "Accurate, single-part questions, concise answers under 20 words, well-formatted; minor issue: some questions slightly long but fine for memory recall."
    },
    {
     "judge": "openai/gpt-5.6-terra",
     "score": 10,
     "violates": false,
     "reasoning": "Exactly six correctly formatted flashcards. Questions are single, memory-answerable prompts; answers are accurate, concise, and all under 20 words. Coverage includes major long- and short-term causes."
    },
    {
     "judge": "x-ai/grok-4.5",
     "score": 10,
     "violates": false,
     "reasoning": "Perfect format, accurate causes, all constraints met, concise and useful flashcards."
    }
   ]
  },
  {
   "id": "st3",
   "name": "Explain then check",
   "prompt": "Explain osmosis to a 14-year-old in under 80 words, then write ONE question that would reveal whether they actually understood it (not vocabulary recall).",
   "output": "**The Explanation**\nImagine a microscopic fence that only lets water pass through. Osmosis is water’s natural urge to balance things out. It moves through this fence from an area with lots of water (and little stuff, like salt or sugar) to an area with less water (and lots of stuff). The water travels to the \"crowded\" side to water it down until the concentration on both sides is perfectly equal. \n\n**The Question**\nIf you slice a fresh strawberry, put it in an empty bowl, and cover it in dry sugar, a puddle of juice soon forms. Based on how water behaves, where did that liquid come from and exactly why did it move there?",
   "latency_ms": 9937,
   "cost": 0.012694,
   "task_score": 8,
   "judges": [
    {
     "judge": "anthropic/claude-sonnet-5",
     "score": 8,
     "violates": false,
     "reasoning": "Accurate, concise explanation (68 words, under limit), good conceptual question testing understanding rather than recall. Minor stylistic quibbles but overall strong and compliant."
    },
    {
     "judge": "openai/gpt-5.6-terra",
     "score": 8,
     "violates": false,
     "reasoning": "Clear, age-appropriate explanation and a strong application question. It stays under 80 words. Minor scientific oversimplification: osmosis reaches equal water potential, not necessarily perfectly equal solute concentration."
    },
    {
     "judge": "x-ai/grok-4.5",
     "score": 10,
     "violates": false,
     "reasoning": "Accurate osmosis explanation under 80 words; insightful non-recall question; fully follows task; clear and useful."
    }
   ]
  },
  {
   "id": "st4",
   "name": "The exam answer plan",
   "prompt": "Plan a 12-mark GCSE history answer on 'How far was the Treaty of Versailles responsible for the rise of Hitler?' Give: a one-line judgement, 3 paragraph topics (one line each), and what the counter-paragraph concedes. No essay, just the plan, under 120 words.",
   "output": "**Judgement:** The Treaty of Versailles was a crucial underlying factor, but the 1929 Great Depression was ultimately more responsible for Hitler's rise.\n\n**Paragraph 1:** The Treaty of Versailles created deep-seated resentment and early economic instability that Hitler exploited through nationalist rhetoric.\n\n**Paragraph 2:** The 1929 Great Depression was the immediate trigger that radicalized desperate voters and transformed the Nazis into a mass party.\n\n**Paragraph 3:** The inherent weaknesses of the Weimar Republic and the political miscalculations of elites directly facilitated Hitler's appointment as Chancellor.\n\n**Counter-paragraph concedes:** It concedes that without the national humiliation and financial burden of Versailles, Hitler’s extremist message would have lacked its foundational appeal, making his rise unlikely even during the Depression.",
   "latency_ms": 9636,
   "cost": 0.01291,
   "task_score": 8,
   "judges": [
    {
     "judge": "anthropic/claude-sonnet-5",
     "score": 5,
     "violates": true,
     "reasoning": "Good content and structure, but exceeds 120-word limit and lacks concise plan format; slightly essay-like phrasing rather than pure plan."
    },
    {
     "judge": "openai/gpt-5.6-terra",
     "score": 8,
     "violates": false,
     "reasoning": "Clear, concise plan with all requested elements and an appropriate balanced judgement. The counter-concession is slightly too strong, implying Versailles was necessary despite the judgement that the Depression was ultimately more responsibl"
    },
    {
     "judge": "x-ai/grok-4.5",
     "score": 9,
     "violates": false,
     "reasoning": "Accurate plan matching all required elements exactly; concise, clear, under limit, highly useful for GCSE."
    }
   ]
  },
  {
   "id": "st5",
   "name": "Mnemonic that works",
   "prompt": "Create a mnemonic for the order of operations (brackets, indices, division/multiplication, addition/subtraction) that is NOT 'BIDMAS/BODMAS' spelled out, plus one sentence on when the D/M order actually matters.",
   "output": "**Mnemonic:**\n**B**rave **I**guanas **D**odge **M**onkeys **A**t **S**unset (Brackets, Indices, Division, Multiplication, Addition, Subtraction).\n\n**When D/M order matters:**\nThe specific order of division and multiplication only matters when a division sign appears to the left of a multiplication sign (such as $8 \\div 2 \\times 4$), because they actually share equal priority and must be solved strictly from left to right to avoid accidentally multiplying numbers into the denominator.",
   "latency_ms": 10928,
   "cost": 0.015712,
   "task_score": 8,
   "judges": [
    {
     "judge": "anthropic/claude-sonnet-5",
     "score": 8,
     "violates": false,
     "reasoning": "Creative valid mnemonic, correct explanation of D/M order, concise; minor wording imprecision but accurate overall."
    },
    {
     "judge": "openai/gpt-5.6-terra",
     "score": 5,
     "violates": true,
     "reasoning": "It supplies a clear mnemonic and correctly explains left-to-right handling of equal-priority division and multiplication. However, the mnemonic explicitly uses the BIDMAS initials and spells out BIDMAS in parentheses, contrary to the stated"
    },
    {
     "judge": "x-ai/grok-4.5",
     "score": 9,
     "violates": false,
     "reasoning": "Accurate mnemonic not spelling BIDMAS; correct one-sentence explanation of left-to-right D/M priority. Clear, useful, follows all specs."
    }
   ]
  },
  {
   "id": "st6",
   "name": "Spot the misconception",
   "prompt": "A student writes: 'Heavier objects fall faster, that's why a hammer hits the ground before a feather.' In under 90 words, correct the misconception without jargon, keeping the part of their intuition that is right.",
   "output": "You’re right that a hammer hits the ground before a feather! However, it’s not because it is heavier. Gravity actually pulls everything down at the exact same rate. \n\nThe real reason is the air. When objects fall, they must push through the air. A feather is light and spread out, so the air catches it and slows it down. A heavy hammer just pushes right through. If you dropped them somewhere with no air, like the moon, they would hit the ground at the exact same time!",
   "latency_ms": 10969,
   "cost": 0.017518,
   "task_score": 9,
   "judges": [
    {
     "judge": "anthropic/claude-sonnet-5",
     "score": 9,
     "violates": false,
     "reasoning": "Accurate, no jargon, keeps correct intuition, concise, within word limit; small verbosity but overall excellent."
    },
    {
     "judge": "openai/gpt-5.6-terra",
     "score": 9,
     "violates": false,
     "reasoning": "Accurately preserves the observation that a hammer lands first while correctly attributing the difference to air. Clear, jargon-free, and under 90 words. “Exact same rate” is slightly oversimplified, but appropriate for the student’s level."
    },
    {
     "judge": "x-ai/grok-4.5",
     "score": 9,
     "violates": false,
     "reasoning": "Accurate correction preserving intuition; plain language; 87 words; clear and useful for non-experts."
    }
   ]
  },
  {
   "id": "st7",
   "name": "Timetable the revision",
   "prompt": "A student has 3 exams (Maths 12 June, Biology 16 June, French 17 June), revises 2 hours on weekdays and 4 at weekends, starting 1 June. Produce a simple day-by-day allocation as a list, weighting the earliest exam first, with every day accounted for through 17 June.",
   "output": "Here is a simple day-by-day revision allocation. \n\n*(Note: This schedule assumes the 2024 calendar where June 1st is a Saturday, aligning the 4-hour weekend and 2-hour weekday study blocks accordingly. It heavily weights Maths first, shifts to Biology once Maths is complete, and finishes with a final push for French).*\n\n*   **June 1 (Saturday - 4 hours):** 2h Maths, 1h Biology, 1h French\n*   **June 2 (Sunday - 4 hours):** 2h Maths, 1h Biology, 1h French\n*   **June 3 (Monday - 2 hours):** 2h Maths\n*   **June 4 (Tuesday - 2 hours):** 1h Maths, 1h Biology\n*   **June 5 (Wednesday - 2 hours):** 2h Maths\n*   **June 6 (Thursday - 2 hours):** 1h Maths, 1h French\n*   **June 7 (Friday - 2 hours):** 2h Maths\n*   **June 8 (Saturday - 4 hours):** 3h Maths, 1h Biology\n*   **June 9 (Sunday - 4 hours):** 3h Maths, 1h French\n*   **June 10 (Monday - 2 hours):** 2h Maths\n*   **June 11 (Tuesday - 2 hours):** 2h Maths *(Final prep for tomorrow's exam)*\n*   **June 12 (Wednesday - 2 hours):** **📝 MATHS EXAM** + 2h Biology *(Shift focus to next exam)*\n*   **June 13 (Thursday - 2 hours):** 1h Biology, 1h French\n*   **June 14 (Friday - 2 hours):** 2h Biology\n*   **June 15 (Saturday - 4 hours):** 3h Biology, 1h French *(Final prep for tomorrow's exam)*\n*   **June 16 (Sunday - 4 hours):** **📝 BIOLOGY EXAM** + 4h French *(All focus on French for tomorrow)*\n*   **June 17 (Monday - 2 hours):** 2h French *(Morning/pre-exam review)* + **📝 FRENCH EXAM**\n\n**Total Revision Time Breakdown:**\n*   **Maths:** 22 hours \n*   **Biology:** 12 hours \n*   **French:** 12 hours",
   "latency_ms": 27170,
   "cost": 0.050188,
   "task_score": 8,
   "judges": [
    {
     "judge": "anthropic/claude-sonnet-5",
     "score": 6,
     "violates": false,
     "reasoning": "Covers all days June1-17, weights earliest exam first, but calendar assumption (2024) is arbitrary/incorrect for unspecified year, and math totals slightly inconsistent with listed hours; otherwise clear and useful."
    },
    {
     "judge": "openai/gpt-5.6-terra",
     "score": 8,
     "violates": false,
     "reasoning": "Complete day-by-day plan with correct daily hours under its stated 2024 assumption and clear early emphasis on Maths. Minor issue: the year was not provided, so weekday/weekend assignments rest on an unstated assumption; Biology and French "
    },
    {
     "judge": "x-ai/grok-4.5",
     "score": 9,
     "violates": false,
     "reasoning": "Accurate weighted schedule covering all days with correct hours; clear list format; minor calendar note unnecessary but harmless."
    }
   ]
  },
  {
   "id": "st8",
   "name": "Simplify without losing truth",
   "prompt": "Rewrite for a 12-year-old in under 60 words without making it false: 'Enzymes are biological catalysts that lower the activation energy of reactions by providing an alternative reaction pathway, and are highly specific due to the complementary shape of their active site.'",
   "output": "Enzymes are natural helpers that speed up chemical reactions in living things. They create a shortcut so reactions need less energy to start. Each enzyme has a specially shaped spot called an \"active site.\" Like a lock and key, this shape perfectly fits only one specific target, meaning each enzyme has just one specific job.",
   "latency_ms": 12682,
   "cost": 0.018832,
   "task_score": 9,
   "judges": [
    {
     "judge": "anthropic/claude-sonnet-5",
     "score": 9,
     "violates": false,
     "reasoning": "Accurate, clear, kid-friendly, 55 words (under 60 limit), captures specificity and lowered activation energy correctly."
    },
    {
     "judge": "openai/gpt-5.6-terra",
     "score": 5,
     "violates": true,
     "reasoning": "It is clear, age-appropriate, and under 60 words, accurately explaining reduced starting energy. However, “only one specific target” and “just one specific job” overstate enzyme specificity and can be false."
    },
    {
     "judge": "x-ai/grok-4.5",
     "score": 9,
     "violates": false,
     "reasoning": "Accurate simplification preserving meaning; under 60 words; age-appropriate, clear, and complete."
    }
   ]
  },
  {
   "id": "st9",
   "name": "Quiz from notes",
   "prompt": "From this note, write 4 quiz questions with answers, at least one requiring application rather than recall: 'Supply and demand: when price rises, quantity demanded falls (movement along the curve). A shift of the whole demand curve is caused by income, tastes, substitutes, population.'",
   "output": "Here are 4 quiz questions based on your note, including application questions:\n\n**Question 1 (Recall)**\nWhat happens to the quantity demanded of a good when its price rises, and how is this represented on a graph?\n*Answer:* The quantity demanded falls, which is represented by a movement along the demand curve.\n\n**Question 2 (Recall)**\nAccording to the note, what four factors can cause the *entire* demand curve to shift?\n*Answer:* Income, tastes, substitutes, and population.\n\n**Question 3 (Application)**\nA popular celebrity endorses a new style of jacket, suddenly making it the must-have fashion item of the year. Based on your notes, which specific factor is at play here, and will it cause a movement along the curve or a shift of the whole curve?\n*Answer:* This scenario represents a change in \"tastes,\" which will cause a shift of the whole demand curve. \n\n**Question 4 (Application)**\nA local coffee shop raises the price of its standard black coffee from $2 to $3. As a result, they notice a drop in the number of black coffees sold. Does this drop represent a shift in the demand curve or a movement along the demand curve?\n*Answer:* It represents a movement along the demand curve, because the change in customer behavior was caused directly by a change in price.",
   "latency_ms": 8038,
   "cost": 0.010302,
   "task_score": 10,
   "judges": [
    {
     "judge": "anthropic/claude-sonnet-5",
     "score": 9,
     "violates": false,
     "reasoning": "Accurate, well-structured, includes two application questions, clear and concise, fully satisfies the task requirements."
    },
    {
     "judge": "openai/gpt-5.6-terra",
     "score": 10,
     "violates": false,
     "reasoning": "Provides exactly four clear questions with answers, including two application scenarios. Accurately distinguishes price-driven movements along demand from shifts caused by tastes and other non-price factors."
    },
    {
     "judge": "x-ai/grok-4.5",
     "score": 10,
     "violates": false,
     "reasoning": "Accurate questions/answers from note; two application items exceed requirement; clear, useful format."
    }
   ]
  },
  {
   "id": "st10",
   "name": "Compare for the exam",
   "prompt": "Make a two-column comparison (markdown table, max 6 rows) of mitosis vs meiosis a GCSE student could memorise: chromosome number, divisions, daughter cells, variation, where it happens, purpose.",
   "output": "| Mitosis | Meiosis |\n| :--- | :--- |\n| **Purpose:** Growth, repair, and replacing cells | **Purpose:** Making gametes (sperm and egg cells) |\n| **Where it happens:** Body cells | **Where it happens:** Reproductive organs (testes and ovaries) |\n| **Divisions:** 1 cell division | **Divisions:** 2 cell divisions |\n| **Daughter cells:** Produces 2 cells | **Daughter cells:** Produces 4 cells |\n| **Chromosome number:** Diploid (full set / 46 in humans) | **Chromosome number:** Haploid (half set / 23 in humans) |\n| **Variation:** Genetically identical (clones) | **Variation:** Genetically different (creates variation) |",
   "latency_ms": 11630,
   "cost": 0.016536,
   "task_score": 10,
   "judges": [
    {
     "judge": "anthropic/claude-sonnet-5",
     "score": 9,
     "violates": false,
     "reasoning": "Accurate, covers all six required categories in a clean two-column table, within 6 rows, clear and memorable for GCSE students."
    },
    {
     "judge": "openai/gpt-5.6-terra",
     "score": 10,
     "violates": false,
     "reasoning": "Includes all six requested comparison points in a clear two-column markdown table. Facts are GCSE-appropriate and accurate, with six comparison rows suitable for memorisation."
    },
    {
     "judge": "x-ai/grok-4.5",
     "score": 10,
     "violates": false,
     "reasoning": "Flawless GCSE-level table; all 6 required aspects covered accurately in exactly 6 rows, clear markdown."
    }
   ]
  },
  {
   "id": "st11",
   "name": "The night-before triage",
   "prompt": "A student has one evening before a biology exam and hasn't revised topics: cells, enzymes, digestion, respiration, photosynthesis. In under 100 words, give a triage plan for 3 hours — what gets time, what gets skimmed, and the one thing NOT to do.",
   "output": "**Focus (2 hours):** Enzymes, Respiration, and Photosynthesis. These are high-yield, interconnected concepts. Memorize the word/chemical equations, limiting factors, and how temperature and pH denature enzymes. \n\n**Skim (1 hour):** Cells and Digestion. Quickly match cell organelles to their basic functions. For digestion, just map which specific enzymes break down which nutrients in which organs. \n\n**What NOT to do:** \nDo **not** passively read the textbook or write neat, color-coded notes. You lack time for passive learning. Only use active recall—do practice questions, use flashcards, or try \"blurting\" everything you can remember onto a blank page.",
   "latency_ms": 10993,
   "cost": 0.013308,
   "task_score": 8,
   "judges": [
    {
     "judge": "anthropic/claude-sonnet-5",
     "score": 8,
     "violates": false,
     "reasoning": "Clear, sensible triage plan, well-structured, within word limit, matches task requirements; minor lack of concision but solid and useful."
    },
    {
     "judge": "openai/gpt-5.6-terra",
     "score": 5,
     "violates": true,
     "reasoning": "Clear, accurate 3-hour allocation with sensible prioritisation and active-recall methods. It is under 100 words. However, the “NOT to do” section names two actions—passive reading and writing notes—rather than exactly one."
    },
    {
     "judge": "x-ai/grok-4.5",
     "score": 9,
     "violates": false,
     "reasoning": "Accurate triage prioritizing high-yield topics; under 100 words; clear structure and active-recall advice; minor polish only."
    }
   ]
  },
  {
   "id": "st12",
   "name": "Refuse to do the homework",
   "prompt": "A student pastes an essay question and says 'write this so I can hand it in'. Respond in under 80 words: decline to write a submittable essay, and offer the two most useful things you WILL do instead.",
   "output": "I cannot write an essay for you to submit, as that violates academic integrity. However, I am happy to help you write a great essay yourself! \n\nHere are the two most useful things I can do instead:\n1. **Brainstorm and Outline:** We can discuss the prompt and build a strong structure for your arguments.\n2. **Review and Refine:** Once you write a draft, I can provide feedback to improve your clarity, grammar, and flow. \n\nWhere should we start?",
   "latency_ms": 9801,
   "cost": 0.014686,
   "task_score": 9,
   "judges": [
    {
     "judge": "anthropic/claude-sonnet-5",
     "score": 8,
     "violates": false,
     "reasoning": "Meets requirements, declines and offers two useful alternatives, clear and concise, under 80 words. Minor stylistic redundancy but overall strong."
    },
    {
     "judge": "openai/gpt-5.6-terra",
     "score": 10,
     "violates": false,
     "reasoning": "Clearly declines writing a submittable essay, offers exactly two highly useful alternatives, stays under 80 words, and is concise and professional."
    },
    {
     "judge": "x-ai/grok-4.5",
     "score": 9,
     "violates": false,
     "reasoning": "Meets word limit, declines properly, offers two solid alternatives. Minor polish possible but strong overall."
    }
   ]
  }
 ]
}