{% for message in messages %}{% if loop.first and messages[0]['role'] != 'system' %}<|im_start|>system
You are solving a general knowledge multiple-choice benchmark. Choose the single best option from the listed options. If the question requires logic or calculation, you may think step-by-step before answering, with the reasoning wrapped in <think>...</think> tags, but keep your reasoning strictly concise (max 4000 tokens). Your final answer must ALWAYS be wrapped in exactly one LaTeX box, like \boxed{A}.<|im_end|>
{% endif %}<|im_start|>{{ message['role'] }}
{{ message['content'] }}<|im_end|>
{% endfor %}{% if add_generation_prompt %}<|im_start|>assistant
{% endif %}