公安机关在规范设置、严格管理的执法办案场所进行询问、扣押、辨认的，或者进行调解的，可以由一名人民警察进行。
Small chunks (1KB × 5000)
，这一点在同城约会中也有详细论述
pending = combined.slice(start);
Correlate — Links tool-use requests in assistant messages to their results in user messages via tool_use_id. This is how file content (which only appears in results, not requests) gets attached to each operation.
We can do better.