Grammar · topic 9
Verbs and their forms
91 scored questions. Accuracy by topic compares this topic with the others.
Every setup's result
Accuracy on this topic's questions, with its 95% interval. Few questions make wide intervals.
| Setup | Accuracy | Right |
|---|---|---|
| Gemini 3.8 Flashhigh reasoning · 16 questions per request · Chat model | 100.0%95.9% to 100.0% | 91 of 91 |
| GPT-6 Astrahigh reasoning · 16 questions per request · Chat model | 100.0%95.9% to 100.0% | 91 of 91 |
| GPT-6.1 Solhigh reasoning · 16 questions per request · Chat model | 100.0%95.9% to 100.0% | 91 of 91 |
| GPT-6 Astralow reasoning · 16 questions per request · Chat model | 100.0%95.9% to 100.0% | 91 of 91 |
| GPT-6 Astralow reasoning · 1 question per request · Chat model | 100.0%95.9% to 100.0% | 91 of 91 |
| Gemini 3.8 Flashlow reasoning · 1 question per request · Chat model | 100.0%95.9% to 100.0% | 91 of 91 |
| GPT-6.1 Sollow reasoning · 16 questions per request · Chat model | 100.0%95.9% to 100.0% | 91 of 91 |
| Gemini 4 Argonlow reasoning · 16 questions per request · Chat model | 100.0%95.9% to 100.0% | 91 of 91 |
| Claude Fable 5.1high reasoning · 16 questions per request · Chat model | 100.0%95.9% to 100.0% | 91 of 91 |
| Gemini 3.8 Flashlow reasoning · 16 questions per request · Chat model | 100.0%95.9% to 100.0% | 91 of 91 |
| GPT-6.1 Sollow reasoning · 1 question per request · Chat model | 97.8%92.3% to 99.4% | 89 of 91 |
| Claude Opus 5.5high reasoning · 16 questions per request · Chat model | 97.8%92.3% to 99.4% | 89 of 91 |
| GPT-6.1 Terrahigh reasoning · 16 questions per request · Chat model | 97.8%92.3% to 99.4% | 89 of 91 |
| Claude Opus 5.5low reasoning · 1 question per request · Chat model | 97.8%92.3% to 99.4% | 89 of 91 |
| DeepSeek-V4.1-Flash, first releasereasoning on · 16 questions per request · Chat model | 97.8%92.3% to 99.4% | 89 of 91 |
| Grok 4.7high reasoning · 16 questions per request · Chat model | 95.6%89.2% to 98.3% | 87 of 91 |
| GPT-6.1 Terralow reasoning · 16 questions per request · Chat model | 95.6%89.2% to 98.3% | 87 of 91 |
| Claude Opus 5.5low reasoning · 16 questions per request · Chat model | 94.5%87.8% to 97.6% | 86 of 91 |
| Claude Sonnet 5.5high reasoning · 1 question per request · Chat model | 94.5%87.8% to 97.6% | 86 of 91 |
| Claude Sonnet 5.5high reasoning · 16 questions per request · Chat model | 86.8%78.4% to 92.3% | 79 of 91 |
| Kimi K3.1 Prolow reasoning · 16 questions per request · Chat model | 86.8%78.4% to 92.3% | 79 of 91 |
| GLM-5.3-Flashreasoning on · 16 questions per request · Chat model | 86.8%78.4% to 92.3% | 79 of 91 |
| Liquid d1-ultra1 question per request · Decision model | 82.4%73.3% to 88.9% | 75 of 91 |
| Qwen3.8-27Blow reasoning · 16 questions per request · Chat model | 80.2%70.9% to 87.1% | 73 of 91 |
| GLM-5.3low reasoning · 16 questions per request · Chat model | 75.8%66.1% to 83.5% | 69 of 91 |
| Gemma 4 31Breasoning off · 16 questions per request · Chat model | 75.8%66.1% to 83.5% | 69 of 91 |
| Kimi K3.1 Proreasoning none · 16 questions per request · Chat model | 75.8%66.1% to 83.5% | 69 of 91 |
| GPT-6 Lunalow reasoning · 16 questions per request · Chat model | 70.3%60.3% to 78.7% | 64 of 91 |
| Claude Sonnet 5.5low reasoning · 16 questions per request · Chat model | 67.0%56.9% to 75.8% | 61 of 91 |
| Gemma 4 31Breasoning off · 1 question per request · Chat model | 65.9%55.7% to 74.8% | 60 of 91 |
| DeepSeek-V4.1-Flash, first releasereasoning off · 16 questions per request · Chat model | 65.9%55.7% to 74.8% | 60 of 91 |
| GPT-6 LunaDecisions API, beta · 1 question per request · Decision model | 65.9%55.7% to 74.8% | 60 of 91 |
| Fastino GLiDE1 question per request · Decision model | 64.8%54.6% to 73.9% | 59 of 91 |
| Perplexity Decider 27B v1.11 question per request · Decision model | 64.8%54.6% to 73.9% | 59 of 91 |
| Drex Max v11 question per request · Decision model | 63.7%53.5% to 72.9% | 58 of 91 |
| vLLM-SR d31 question per request · Decision model | 62.6%52.4% to 71.9% | 57 of 91 |
| Drex Max 1.11 question per request · Decision model | 62.6%52.4% to 71.9% | 57 of 91 |
| Fastino GLiDE v1.2local · 1 question per request · Decision model | 61.5%51.3% to 70.9% | 56 of 91 |
| Celeris-1 Decision1 question per request · Decision model | 61.5%51.3% to 70.9% | 56 of 91 |
| vLLM-SR d3-ultratransformers, rev 52ba9e7 · 1 question per request · Decision model | 60.4%50.2% to 69.9% | 55 of 91 |
| Perplexity Decider 27B v1.2local · 1 question per request · Decision model | 60.4%50.2% to 69.9% | 55 of 91 |
| Perplexity Decider 27B v11 question per request · Decision model | 60.4%50.2% to 69.9% | 55 of 91 |
| Cygnet1 question per request · Decision model | 59.3%49.1% to 68.9% | 54 of 91 |
| Mammoth-11 question per request · Decision model | 58.2%48.0% to 67.8% | 53 of 91 |
| Liquid d1.11 question per request · Decision model | 58.2%48.0% to 67.8% | 53 of 91 |
| OneJev 27B1 question per request · Decision model | 58.2%48.0% to 67.8% | 53 of 91 |
| Jev 1.14.01 question per request · Decision model | 58.2%48.0% to 67.8% | 53 of 91 |
| SubQ Snap Preview1 question per request · Decision model | 57.1%46.9% to 66.8% | 52 of 91 |
| Drex 2.01 question per request · Decision model | 57.1%46.9% to 66.8% | 52 of 91 |
| Open-Jev 27B v1.11 question per request · Decision model | 57.1%46.9% to 66.8% | 52 of 91 |
| Jev 1.13.01 question per request · Decision model | 56.0%45.8% to 65.8% | 51 of 91 |
| SubQ Snap 1.11 question per request · Decision model | 54.9%44.7% to 64.8% | 50 of 91 |
| GLM-5.3-Flashreasoning off · 16 questions per request · Chat model | 53.8%43.7% to 63.7% | 49 of 91 |
| Clef1 question per request · Decision model | 51.6%41.5% to 61.6% | 47 of 91 |
| Inception Mercury Decidevia OpenRouter · 1 question per request · Decision model | 50.5%40.5% to 60.6% | 46 of 91 |
| Liquid d11 question per request · Decision model | 50.5%40.5% to 60.6% | 46 of 91 |
| Winnow-12B1 question per request · Decision model | 50.5%40.5% to 60.6% | 46 of 91 |
| Qwen3.8-27Bvote share · reasoning off · 1 question per request · Chat model | 46.2%36.3% to 56.3% | 42 of 91 |
| Qwen3.8-27Bstated confidence · reasoning off · 1 question per request · Chat model | 45.1%35.2% to 55.3% | 41 of 91 |
| Qwen3.8-27Byes/no scoring · 1 question per request · Chat model | 45.1%35.2% to 55.3% | 41 of 91 |
| Microsoft-Decision-1via OpenRouter · 1 question per request · Decision model | 44.0%34.2% to 54.2% | 40 of 91 |
| Perplexity Decider Flash v1.2local · 1 question per request · Decision model | 40.7%31.1% to 50.9% | 37 of 91 |
| Metask-Jev 4B1 question per request · Decision model | 39.6%30.1% to 49.8% | 36 of 91 |
| Elephant-11 question per request · Decision model | 36.3%27.1% to 46.5% | 33 of 91 |
| Clef-flash1 question per request · Decision model | 36.3%27.1% to 46.5% | 33 of 91 |
| Strands Decider 2B1 question per request · Decision model | 31.9%23.2% to 42.0% | 29 of 91 |
| Qwen3-14Breasoning off · 16 questions per request · Chat model | 29.7%21.3% to 39.7% | 27 of 91 |
| Erk-14Breasoning off · 16 questions per request · Chat model | 29.7%21.3% to 39.7% | 27 of 91 |
| Liquid d1-2B (open weights)1 question per request · Decision model | 27.5%19.4% to 37.4% | 25 of 91 |
| meraGPT Decider 11 question per request · Decision model | 25.3%17.5% to 35.1% | 23 of 91 |
| GLiNER2.5-multi-Decide1 question per request · Decision model | 25.3%17.5% to 35.1% | 23 of 91 |
| GLiNER2.5 Multi (base)1 question per request · Chat model | 17.6%11.1% to 26.7% | 16 of 91 |
| Laya1 question per request · Decision model | 16.5%10.3% to 25.4% | 15 of 91 |
| Laya multilingual1 question per request · Decision model | 15.4%9.4% to 24.2% | 14 of 91 |
Its questions
| ID | Page | Number | Answer key | Setups right | Decision models right |
|---|---|---|---|---|---|
| 879 | 202 | 7 | D | 67 of 74 | 31 of 37 |
| 880 | 202 | 11 | D | 38 of 74 | 16 of 37 |
| 881 | 202 | 8 | E | 50 of 74 | 17 of 37 |
| 882 | 202 | 12 | D | 29 of 74 | 4 of 37 |
| 883 | 202 | 9 | D | 62 of 74 | 27 of 37 |
| 884 | 202 | 13 | E | 59 of 74 | 27 of 37 |
| 885 | 202 | 10 | A | 62 of 74 | 28 of 37 |
| 899 | 205 | 1 | A | 63 of 74 | 32 of 37 |
| 900 | 205 | 4 | E | 65 of 74 | 32 of 37 |
| 901 | 205 | 5 | C | 70 of 74 | 33 of 37 |
| 902 | 205 | 2 | D | 35 of 74 | 11 of 37 |
| 903 | 205 | 6 | E | 52 of 74 | 19 of 37 |
| 904 | 205 | 3 | D | 43 of 74 | 15 of 37 |
| 905 | 205 | 7 | B | 58 of 74 | 23 of 37 |
| 914 | 207 | 1 | B | 34 of 74 | 6 of 37 |
| 915 | 207 | 4 | A | 64 of 74 | 31 of 37 |
| 916 | 207 | 5 | E | 48 of 74 | 18 of 37 |
| 917 | 207 | 2 | E | 61 of 74 | 30 of 37 |
| 918 | 207 | 3 | D | 33 of 74 | 7 of 37 |
| 919 | 207 | 6 | D | 37 of 74 | 8 of 37 |
| 926 | 209 | 1 | B | 33 of 74 | 10 of 37 |
| 927 | 209 | 5 | D | 36 of 74 | 4 of 37 |
| 928 | 209 | 2 | A | 27 of 74 | 6 of 37 |
| 929 | 209 | 6 | A | 38 of 74 | 8 of 37 |
| 930 | 209 | 3 | C | 30 of 74 | 4 of 37 |
| 931 | 209 | 7 | B | 34 of 74 | 14 of 37 |
| 932 | 209 | 4 | E | 36 of 74 | 8 of 37 |
| 933 | 210 | 8 | C | 47 of 74 | 13 of 37 |
| 934 | 210 | 11 | B | 32 of 74 | 3 of 37 |
| 935 | 210 | 9 | E | 40 of 74 | 11 of 37 |
| 936 | 210 | 12 | A | 53 of 74 | 20 of 37 |
| 937 | 210 | 13 | C | 29 of 74 | 9 of 37 |
| 938 | 210 | 10 | D | 65 of 74 | 31 of 37 |
| 939 | 211 | 1 | B | 16 of 74 | 1 of 37 |
| 940 | 211 | 4 | D | 62 of 74 | 29 of 37 |
| 941 | 211 | 5 | B | 36 of 74 | 12 of 37 |
| 942 | 211 | 2 | C | 48 of 74 | 18 of 37 |
| 943 | 211 | 6 | A | 30 of 74 | 12 of 37 |
| 944 | 211 | 3 | B | 30 of 74 | 2 of 37 |
| 952 | 213 | 1 | B | 58 of 74 | 27 of 37 |
| 953 | 213 | 4 | E | 59 of 74 | 27 of 37 |
| 954 | 213 | 5 | A | 63 of 74 | 30 of 37 |
| 955 | 213 | 2 | D | 63 of 74 | 29 of 37 |
| 956 | 213 | 6 | D | 64 of 74 | 31 of 37 |
| 957 | 213 | 3 | C | 59 of 74 | 25 of 37 |
| 958 | 214 | 7 | C | 68 of 74 | 32 of 37 |
| 959 | 214 | 10 | E | 39 of 74 | 11 of 37 |
| 960 | 214 | 11 | B | 56 of 74 | 26 of 37 |
| 961 | 214 | 8 | D | 34 of 74 | 9 of 37 |
| 962 | 214 | 12 | A | 28 of 74 | 2 of 37 |
| 963 | 214 | 9 | E | 44 of 74 | 18 of 37 |
| 3449 | 201 | 1 | D | 66 of 74 | 31 of 37 |
| 3450 | 201 | 4 | B | 55 of 74 | 23 of 37 |
| 3451 | 201 | 5 | E | 71 of 74 | 35 of 37 |
| 3452 | 201 | 2 | E | 66 of 74 | 32 of 37 |
| 3453 | 201 | 6 | D | 52 of 74 | 23 of 37 |
| 3454 | 201 | 3 | C | 62 of 74 | 29 of 37 |
| 3455 | 203 | 1 | C | 49 of 74 | 18 of 37 |
| 3456 | 203 | 4 | C | 58 of 74 | 22 of 37 |
| 3457 | 203 | 5 | E | 71 of 74 | 35 of 37 |
| 3458 | 203 | 2 | D | 54 of 74 | 23 of 37 |
| 3459 | 203 | 6 | B | 44 of 74 | 18 of 37 |
| 3460 | 203 | 3 | B | 33 of 74 | 4 of 37 |
| 3461 | 203 | 7 | D | 40 of 74 | 14 of 37 |
| 3462 | 204 | 8 | B | 68 of 74 | 33 of 37 |
| 3463 | 204 | 11 | E | 68 of 74 | 32 of 37 |
| 3464 | 204 | 9 | E | 65 of 74 | 31 of 37 |
| 3465 | 204 | 12 | C | 24 of 74 | 4 of 37 |
| 3466 | 204 | 10 | D | 51 of 74 | 20 of 37 |
| 3467 | 204 | 13 | A | 21 of 74 | 4 of 37 |
| 3468 | 206 | 8 | E | 62 of 74 | 29 of 37 |
| 3469 | 206 | 12 | B | 37 of 74 | 9 of 37 |
| 3470 | 206 | 13 | E | 64 of 74 | 30 of 37 |
| 3471 | 206 | 9 | D | 69 of 74 | 33 of 37 |
| 3472 | 206 | 14 | A | 62 of 74 | 30 of 37 |
| 3473 | 206 | 10 | A | 25 of 74 | 2 of 37 |
| 3474 | 206 | 15 | C | 57 of 74 | 24 of 37 |
| 3475 | 206 | 11 | C | 52 of 74 | 21 of 37 |
| 3476 | 208 | 10 | C | 47 of 74 | 16 of 37 |
| 3477 | 208 | 7 | C | 32 of 74 | 5 of 37 |
| 3478 | 208 | 11 | E | 39 of 74 | 7 of 37 |
| 3479 | 208 | 8 | B | 34 of 74 | 9 of 37 |
| 3480 | 208 | 12 | A | 54 of 74 | 23 of 37 |
| 3481 | 208 | 9 | D | 44 of 74 | 14 of 37 |
| 3482 | 212 | 7 | E | 63 of 74 | 32 of 37 |
| 3483 | 212 | 11 | E | 45 of 74 | 18 of 37 |
| 3484 | 212 | 8 | D | 54 of 74 | 20 of 37 |
| 3485 | 212 | 12 | C | 38 of 74 | 13 of 37 |
| 3486 | 212 | 9 | A | 31 of 74 | 7 of 37 |
| 3487 | 212 | 13 | D | 50 of 74 | 20 of 37 |
| 3488 | 212 | 10 | B | 60 of 74 | 28 of 37 |