{"content":"I'm creating an extremely difficult challenge that combines:\n1. Mixed date formats with different separators and optional components\n2. Product codes with specific patterns but potential false positives\n3. IPv6 addresses (partial and full) with varying formats\n4. Strings that look similar but only some should match\nThis will require careful use of lookarounds, precise boundary matching, and handling of optional components while avoiding similar but invalid patterns.","function_call":{"name":"make_move","arguments":"{\"reasoning\": \"I'm creating an extremely difficult challenge that combines:\\n1. Mixed date formats with different separators and optional components\\n2. Product codes with specific patterns but potential false positives\\n3. IPv6 addresses (partial and full) with varying formats\\n4. Strings that look similar but only some should match\\nThis will require careful use of lookarounds, precise boundary matching, and handling of optional components while av... (truncated)