Input  | Output  | 
|---|---|
![]() (<image 1>) The medium of The Harbaville Triptych is: (A) carved ivory (B) fresco secco (C) marble (D) mosaic Answer with the option's letter from the given choices directly. No punctuation.  | A Difficulty: Easy Subfield: Design History  | 
{
  "id": "gen-SPDypYDyv7EVNM80JQgqEtDpkzL8",
  "model": "google/gemini-pro-vision",
  "choices": [
    {
      "message": {
        "role": "assistant",
        "content": " A"
      },
      "finish_reason": "STOP"
    }
  ],
  "object": "chat.completion",
  "created": 1708561366,
  "usage": {
    "prompt_tokens": 1256,
    "completion_tokens": 4,
    "total_tokens": 1260
  }
}