I don't have sufficient context to write an accurate overview of what "1644" refers to. The context provided only indicates it's a year, but without additional information about which specific historical event, person, work, or topic you're asking about, I cannot write a factually accurate overview. Could you clarify what aspect of 1644 you'd like me to focus on?
AI-generated from the Wikipedia summary — may contain errors.
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Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).