Prompt
Which of the following verb forms represents the correct perfective counterpart of 'otwierać' (to open)? A) otworzyć B) pootwierać C) wytwierać D) zatwierać Reply with the letter of the correct option (A, B, C, or D).
Expected output
A
| model | score | output |
|---|---|---|
| anthropic/claude-opus-5-fast | — | — |