{
    "request": {
        "model": "gpt-4.1-mini",
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        "messages": [
            {
                "role": "system",
                "content": "You are a linguistic analysis engine. Your output must always be: - factual, concise, and non-conversational, - written entirely in English, - structured and consistent across all responses. Rules: 1. Analyse grammar, morphology, syntax, and vocabulary. 2. Identify part of speech, function, literal meaning, and nuances. 3. Provide pronunciation only when the phrase is not written in a Roman alphabet."
            },
            {
                "role": "user",
                "content": "Analyse the Japanese phrase: \u663c\u3054\u98ef\u306b\u4f55\u3092\u98df\u3079\u307e\u3059\u304b\uff1f."
            }
        ]
    },
    "response": {
        "id": "chatcmpl-D7VK64OZZUdAI6ocQrhsMPuWzdKvn",
        "object": "chat.completion",
        "created": 1770681074,
        "model": "gpt-4.1-mini-2025-04-14",
        "choices": [
            {
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                "message": {
                    "role": "assistant",
                    "content": "1. Grammar and Syntax:\n- Sentence type: Interrogative (question).\n- Structure: [\u663c\u3054\u98ef\u306b] [\u4f55\u3092] [\u98df\u3079\u307e\u3059\u304b\uff1f]\n- Particles: \u306b (ni), \u3092 (wo), \u304b (ka).\n- Verb form: \u98df\u3079\u307e\u3059 (tabemasu) - polite present\/future tense.\n- Question particle: \u304b (ka) marks the sentence as a question.\n\n2. Morphology and Vocabulary:\n- \u663c\u3054\u98ef (\u3072\u308b\u3054\u306f\u3093, hirugohan): noun, \"lunch\" or \"midday meal.\"\n  - \u663c (\u3072\u308b, hiru): \"daytime\" or \"noon.\"\n  - \u3054\u98ef (\u3054\u306f\u3093, gohan): \"meal\" or \"cooked rice.\"\n- \u306b (ni): particle indicating time or target; here, it marks the time \"at lunch.\"\n- \u4f55 (\u306a\u306b, nani): interrogative pronoun, \"what.\"\n- \u3092 (wo): particle marking the direct object of the verb.\n- \u98df\u3079\u307e\u3059 (\u305f\u3079\u307e\u3059, tabemasu): verb, polite form of \u98df\u3079\u308b (\u305f\u3079\u308b, taberu), \"to eat.\"\n- \u304b (ka): question particle.\n\n3. Part of Speech and Function:\n- \u663c\u3054\u98ef: noun, subject\/time reference.\n- \u306b: particle indicating time.\n- \u4f55: interrogative pronoun, direct object.\n- \u3092: object particle.\n- \u98df\u3079\u307e\u3059: verb, polite present\/future tense.\n- \u304b: sentence-ending particle indicating a question.\n\n4. Literal Meaning:\n- \"At lunch, what do (you) eat?\"\n\n5. Nuances:\n- Polite form (\u98df\u3079\u307e\u3059) indicates respect or formality.\n- The sentence is a standard way to ask someone what they will eat or usually eat for lunch.\n- The particle \u306b specifies the time context (during lunch).\n- The question is open-ended, expecting a noun or phrase describing food.",
                    "refusal": null,
                    "annotations": []
                },
                "logprobs": null,
                "finish_reason": "stop"
            }
        ],
        "usage": {
            "prompt_tokens": 115,
            "completion_tokens": 411,
            "total_tokens": 526,
            "prompt_tokens_details": {
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            "completion_tokens_details": {
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        "service_tier": "default",
        "system_fingerprint": "fp_75546bd1a7"
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}