{
 "entity": "gpt-5-6-terra",
 "entity_type": "model",
 "category": "Study notes",
 "suite": "suite-2026-08-tasks2/study-notes",
 "model": "openai/gpt-5.6-terra",
 "judges": [
  "anthropic/claude-sonnet-5",
  "google/gemini-3.1-pro-preview",
  "x-ai/grok-4.5"
 ],
 "judge_protocol": "judge-2026-08",
 "anchors": "solo-2026-08-a",
 "score": 94,
 "caps": 2,
 "cost_usd": 0.1369,
 "started_at": "2026-08-14T13:22:46.046Z",
 "finished_at": "2026-08-14T13:23:11.383Z",
 "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": "- Photosynthesis occurs in chloroplasts, mainly in leaf cells.\n- Plants use light energy absorbed by chlorophyll.\n- Carbon dioxide enters leaves through stomata.\n- Water is absorbed by roots and transported in xylem.\n- Word equation: carbon dioxide + water → glucose + oxygen.\n- Light energy and chlorophyll are needed for the reaction.\n- Oxygen diffuses out through stomata as a waste product.\n- Glucose is used for respiration, growth, or stored as starch.\n- Limiting factors include light intensity, carbon dioxide concentration, and temperature.",
   "latency_ms": 2655,
   "cost": 0.000748,
   "task_score": 10,
   "judges": [
    {
     "judge": "anthropic/claude-sonnet-5",
     "score": 9,
     "violates": false,
     "reasoning": "Meets all constraints: 9 bullets, each under 15 words, includes word equation, no sub-bullets, clear and useful for GCSE revision."
    },
    {
     "judge": "google/gemini-3.1-pro-preview",
     "score": 10,
     "violates": false,
     "reasoning": "The response perfectly follows all constraints: it has 9 bullet points, each is well under the 15-word limit, includes the word equation, and uses no sub-bullets. The content is highly accurate and useful for GCSE revision."
    },
    {
     "judge": "x-ai/grok-4.5",
     "score": 10,
     "violates": false,
     "reasoning": "Meets all constraints exactly; accurate GCSE content; clear, concise, fully useful revision 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": "What does militarism mean?  \nBuilding strong armed forces and believing military power solves problems.\n\nWhat was the Anglo-German naval arms race?  \nBritain and Germany competed to build larger, more powerful navies.\n\nWhat were the two main alliance systems before 1914?  \nTriple Alliance: Germany, Austria-Hungary, Italy; Triple Entente: Britain, France, Russia.\n\nHow did imperialism increase tension in Europe?  \nEuropean powers competed for colonies, resources, and global influence.\n\nWhat event immediately triggered World War One?  \nArchduke Franz Ferdinand was assassinated in Sarajevo on 28 June 1914.\n\nWhy did the assassination lead to a wider war?  \nAlliance commitments drew major powers into Austria-Hungary’s conflict with Serbia.",
   "latency_ms": 3366,
   "cost": 0.000997,
   "task_score": 10,
   "judges": [
    {
     "judge": "anthropic/claude-sonnet-5",
     "score": 8,
     "violates": false,
     "reasoning": "Good, accurate flashcards, all under 20 words, memory-answerable. Minor issue: last question borders on multi-part reasoning ('why...') but still single-answer and concise."
    },
    {
     "judge": "google/gemini-3.1-pro-preview",
     "score": 10,
     "violates": false,
     "reasoning": "The response perfectly follows all instructions, providing 6 accurate flashcards with single-line questions and answers. All answers are well under the 20-word limit and easily memorizable."
    },
    {
     "judge": "x-ai/grok-4.5",
     "score": 10,
     "violates": false,
     "reasoning": "Perfect format, 6 valid memory-friendly Qs, all answers <20 words, accurate causes coverage."
    }
   ]
  },
  {
   "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": "Osmosis is when water moves through a partially permeable membrane from where there is more water (less dissolved stuff) to where there is less water (more dissolved stuff). It continues until the concentrations are more balanced. For example, a plant cell placed in salty water loses water and shrinks.\n\n**Question:** If a cell is placed in pure water, will it gain or lose water, and why?",
   "latency_ms": 2266,
   "cost": 0.000554,
   "task_score": 10,
   "judges": [
    {
     "judge": "anthropic/claude-sonnet-5",
     "score": 8,
     "violates": false,
     "reasoning": "Accurate, concise explanation under 80 words, followed by one good conceptual question testing understanding, not just vocabulary recall."
    },
    {
     "judge": "google/gemini-3.1-pro-preview",
     "score": 10,
     "violates": false,
     "reasoning": "The response perfectly explains osmosis in simple terms, stays well under the 80-word limit, and provides an excellent application-based question to test true understanding."
    },
    {
     "judge": "x-ai/grok-4.5",
     "score": 10,
     "violates": false,
     "reasoning": "Accurate simple explanation under 80 words; question tests real understanding of direction and reason."
    }
   ]
  },
  {
   "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 helped create resentment and instability, but Hitler’s rise depended more on the Great Depression and Nazi political skill.\n\n1. **Versailles damaged Weimar’s reputation:** Reparations, territorial losses and the “war guilt” clause angered Germans and allowed Nazis to attack the “November Criminals.”\n\n2. **Versailles contributed to economic weakness:** Reparations and resentment over occupation worsened crises such as hyperinflation, making extremist promises more attractive.\n\n3. **Counter-paragraph – other factors were more important:** The Great Depression created mass unemployment, while Hitler’s propaganda, leadership and fear of communism won support.\n\n**Counter-paragraph concession:** Versailles created long-term bitterness, but it did not cause Hitler’s rise alone: Nazi support remained limited until the economic collapse after 1929.",
   "latency_ms": 4056,
   "cost": 0.001099,
   "task_score": 9,
   "judges": [
    {
     "judge": "anthropic/claude-sonnet-5",
     "score": 8,
     "violates": false,
     "reasoning": "Meets format well, concise, accurate, though word count is over 120 (~150 words), a minor constraint breach."
    },
    {
     "judge": "google/gemini-3.1-pro-preview",
     "score": 10,
     "violates": false,
     "reasoning": "The response perfectly follows all instructions, providing a concise, accurate plan under the 120-word limit. The historical content is spot-on for a GCSE level answer."
    },
    {
     "judge": "x-ai/grok-4.5",
     "score": 9,
     "violates": false,
     "reasoning": "Accurate plan meets all specs: judgement, 3 topics, concession; concise under 120 words; clear and useful."
    }
   ]
  },
  {
   "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": "**Brave Iguanas Divide Mangoes, Add Strawberries.**\n\nThe order of division and multiplication only matters when they appear at the same level: work through them **from left to right** (and do the same for addition and subtraction).",
   "latency_ms": 1616,
   "cost": 0.000373,
   "task_score": 10,
   "judges": [
    {
     "judge": "anthropic/claude-sonnet-5",
     "score": 8,
     "violates": false,
     "reasoning": "Creative mnemonic, not BIDMAS/BODMAS, correctly covers order; explanation of D/M is accurate and concise. Minor: sentence slightly long but fine."
    },
    {
     "judge": "google/gemini-3.1-pro-preview",
     "score": 10,
     "violates": false,
     "reasoning": "The response provides a creative, accurate mnemonic and exactly one clear sentence explaining the left-to-right rule for division and multiplication, following all instructions perfectly."
    },
    {
     "judge": "x-ai/grok-4.5",
     "score": 10,
     "violates": false,
     "reasoning": "Accurate BIDMAS mnemonic not spelling the acronym; correct left-to-right note for equal-precedence ops; fully follows task; clear and useful."
    }
   ]
  },
  {
   "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": "A hammer and a feather fall differently in air because air pushes much harder against the feather, slowing it down. The hammer’s weight helps it push through the air, so it reaches the ground first. But without air—like on the Moon—they fall at the same rate and hit together. So your idea is partly right: the hammer wins in everyday conditions because of air, not simply because it is heavier.",
   "latency_ms": 2000,
   "cost": 0.000566,
   "task_score": 10,
   "judges": [
    {
     "judge": "anthropic/claude-sonnet-5",
     "score": 6,
     "violates": false,
     "reasoning": "Accurate explanation without jargon, retains valid intuition, but slightly wordy phrasing ('hammer wins') could confuse; within word limit, clear and useful."
    },
    {
     "judge": "google/gemini-3.1-pro-preview",
     "score": 10,
     "violates": false,
     "reasoning": "The response perfectly addresses the prompt. It corrects the misconception without using jargon, validates the student's intuition about everyday conditions, and stays well under the 90-word limit."
    },
    {
     "judge": "x-ai/grok-4.5",
     "score": 10,
     "violates": false,
     "reasoning": "Accurate correction of air resistance vs. mass; preserves valid intuition; plain language; 70 words; clear and complete."
    }
   ]
  },
  {
   "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": "Assuming June 1 falls on a Sunday (as in 2025), with weekends at 4 hours and weekdays at 2 hours:\n\n- **Sun 1 Jun — 4 hrs Maths**\n- **Mon 2 Jun — 2 hrs Maths**\n- **Tue 3 Jun — 2 hrs Maths**\n- **Wed 4 Jun — 2 hrs Maths**\n- **Thu 5 Jun — 2 hrs Maths**\n- **Fri 6 Jun — 2 hrs Maths**\n- **Sat 7 Jun — 4 hrs Maths**\n- **Sun 8 Jun — 3 hrs Maths, 1 hr Biology**\n- **Mon 9 Jun — 1½ hrs Maths, ½ hr Biology**\n- **Tue 10 Jun — 1 hr Maths, 1 hr Biology**\n- **Wed 11 Jun — 1 hr Maths, 1 hr Biology**\n- **Thu 12 Jun — Maths exam; 1½ hrs Biology, ½ hr French**\n- **Fri 13 Jun — 1½ hrs Biology, ½ hr French**\n- **Sat 14 Jun — 3 hrs Biology, 1 hr French**\n- **Sun 15 Jun — 3 hrs Biology, 1 hr French**\n- **Mon 16 Jun — Biology exam; 2 hrs French**\n- **Tue 17 Jun — French exam; 2 hrs French review/practice**\n\nThis gives Maths the strongest focus before 12 June, then shifts mainly to Biology before 16 June, with French receiving increasing attention ahead of 17 June.",
   "latency_ms": 10659,
   "cost": 0.005126,
   "task_score": 8,
   "judges": [
    {
     "judge": "anthropic/claude-sonnet-5",
     "score": 6,
     "violates": false,
     "reasoning": "Covers all days, weights earliest exam first, but has date/weekday errors (June 1 2025 is Sunday but exam dates 12/16/17 fall differently) and inconsistent hour splits on exam days exceeding stated totals."
    },
    {
     "judge": "google/gemini-3.1-pro-preview",
     "score": 10,
     "violates": false,
     "reasoning": "The response perfectly follows all instructions, providing a clear, day-by-day list from June 1 to 17. It correctly applies the weekday/weekend hour rules and logically weights the earliest exams first."
    },
    {
     "judge": "x-ai/grok-4.5",
     "score": 8,
     "violates": false,
     "reasoning": "Solid day-by-day list covering all days with correct hours and earliest-exam priority; minor assumption on weekday and fractional splits."
    }
   ]
  },
  {
   "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 proteins that help chemical reactions happen faster in living things. They do this by making the reaction easier to start. Each enzyme usually works only with certain substances because its active site has a matching shape.",
   "latency_ms": 1366,
   "cost": 0.00034,
   "task_score": 8,
   "judges": [
    {
     "judge": "anthropic/claude-sonnet-5",
     "score": 8,
     "violates": false,
     "reasoning": "Accurate, simplified appropriately, under 60 words, clear and concise for a 12-year-old, minor loss of precision but acceptable."
    },
    {
     "judge": "google/gemini-3.1-pro-preview",
     "score": 9,
     "violates": false,
     "reasoning": "The response accurately simplifies the concept for a 12-year-old without introducing falsehoods. It is clear, concise, and well under the 60-word limit."
    },
    {
     "judge": "x-ai/grok-4.5",
     "score": 8,
     "violates": false,
     "reasoning": "Accurate simplification for age group; under 60 words; preserves key facts without falsehoods. Minor omission of 'alternative pathway' detail but still correct and clear."
    }
   ]
  },
  {
   "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": "1. **What happens to quantity demanded when the price of a product rises, assuming all other factors remain constant?**  \n   **Answer:** Quantity demanded falls. This is a movement along the demand curve.\n\n2. **What is the difference between a movement along the demand curve and a shift of the demand curve?**  \n   **Answer:** A movement along the curve occurs when the product’s own price changes. A shift occurs when another factor, such as income, tastes, substitutes, or population, changes.\n\n3. **Name two factors that can shift the entire demand curve.**  \n   **Answer:** Any two of: income, consumer tastes, prices of substitutes, or population.\n\n4. **Application:** The price of coffee stays the same, but tea becomes much more expensive. What is likely to happen to demand for coffee, and why?**  \n   **Answer:** Demand for coffee will increase, shifting the demand curve to the right, because tea is a substitute for coffee.",
   "latency_ms": 2758,
   "cost": 0.001293,
   "task_score": 10,
   "judges": [
    {
     "judge": "anthropic/claude-sonnet-5",
     "score": 9,
     "violates": false,
     "reasoning": "Accurate, well-structured, includes application question, clear and concise. Meets task requirements fully with minor formatting quirk (stray asterisk) in Q4."
    },
    {
     "judge": "google/gemini-3.1-pro-preview",
     "score": 10,
     "violates": false,
     "reasoning": "The response perfectly follows all instructions, providing exactly 4 accurate questions and answers based on the text, including a well-crafted application question. It is clear, concise, and highly useful."
    },
    {
     "judge": "x-ai/grok-4.5",
     "score": 10,
     "violates": false,
     "reasoning": "Accurate questions and answers from note; includes required application item; clear, useful, fully follows task."
    }
   ]
  },
  {
   "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": "| Feature | Mitosis | Meiosis |\n|---|---|---|\n| Chromosome number | Stays the same (e.g. 46 → 46 in humans) | Halves (e.g. 46 → 23 in humans) |\n| Divisions | One cell division | Two cell divisions |\n| Daughter cells | 2 genetically identical cells | 4 genetically different cells |\n| Variation | No genetic variation produced | Produces genetic variation |\n| Where it happens | Most body cells | Reproductive organs: testes and ovaries |\n| Purpose | Growth, repair and asexual reproduction | Makes gametes (sperm and egg cells) for sexual reproduction |",
   "latency_ms": 3200,
   "cost": 0.000901,
   "task_score": 9,
   "judges": [
    {
     "judge": "anthropic/claude-sonnet-5",
     "score": 9,
     "violates": false,
     "reasoning": "Accurate, well-organized table meeting exactly 6 rows, covers all requested categories, clear and memorable for GCSE students."
    },
    {
     "judge": "google/gemini-3.1-pro-preview",
     "score": 5,
     "violates": true,
     "reasoning": "The response provides a three-column table instead of the requested two-column comparison. Otherwise, the content is highly accurate, clear, and perfectly tailored for a GCSE student."
    },
    {
     "judge": "x-ai/grok-4.5",
     "score": 10,
     "violates": false,
     "reasoning": "Perfect GCSE-level table matching all required rows and facts exactly; clear, concise, memorable."
    }
   ]
  },
  {
   "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": "**3-hour triage plan:**  \n- **75 min:** Cells + enzymes — high-yield foundations; learn organelles, transport, enzyme action, factors affecting rate.  \n- **60 min:** Respiration + photosynthesis — memorise word equations, locations, inputs/outputs, limiting factors.  \n- **30 min:** Digestion — organs, enzymes, substrates/products, absorption.  \n- **15 min:** Active recall: blurting, flashcards, or past-paper questions on weak spots.  \n\n**Skim:** fine detail (rare organelles, long practical-method descriptions, obscure adaptations).  \n**Do NOT:** spend the evening rereading/highlighting notes passively; test yourself instead.",
   "latency_ms": 2911,
   "cost": 0.00094,
   "task_score": 9,
   "judges": [
    {
     "judge": "anthropic/claude-sonnet-5",
     "score": 5,
     "violates": true,
     "reasoning": "Good practical plan but exceeds 100-word limit (~110 words) and formatting is heavier than needed; otherwise accurate and useful."
    },
    {
     "judge": "google/gemini-3.1-pro-preview",
     "score": 10,
     "violates": false,
     "reasoning": "Flawless response. It perfectly follows all instructions, meets the word count constraint (approx 75 words), provides a mathematically correct 3-hour breakdown, and offers highly practical, actionable advice for last-minute studying."
    },
    {
     "judge": "x-ai/grok-4.5",
     "score": 9,
     "violates": false,
     "reasoning": "Meets under-100-word limit, covers triage/time/skim/not-to-do accurately and usefully for a non-technical student; clear and concise."
    }
   ]
  },
  {
   "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 can’t write a ready-to-submit essay for you. I can, however:  \n1. Help you create a strong outline with a thesis, key arguments, evidence, and structure.  \n2. Review your draft and give specific feedback on clarity, argument, organization, and citations.",
   "latency_ms": 1269,
   "cost": 0.000425,
   "task_score": 10,
   "judges": [
    {
     "judge": "anthropic/claude-sonnet-5",
     "score": 9,
     "violates": false,
     "reasoning": "Declines appropriately, offers two useful alternatives, concise and under 80 words. Clear and accurate."
    },
    {
     "judge": "google/gemini-3.1-pro-preview",
     "score": 10,
     "violates": false,
     "reasoning": "The response perfectly follows all instructions, staying well under the 80-word limit, clearly declining the request, and offering two highly useful alternative forms of assistance."
    },
    {
     "judge": "x-ai/grok-4.5",
     "score": 10,
     "violates": false,
     "reasoning": "Perfectly declines submittable essay, offers two highly useful alternatives, under 80 words, clear and concise."
    }
   ]
  }
 ]
}