{"content":"I'm creating an extremely difficult challenge requiring a single advanced regex to capture multiple pattern categories, including different date formats, valid vs. invalid phone numbers, multiple email structures, tricky repeated-sequence references, and negative matches. This should push the skills of any regex expert to the limit.","function_call":{"name":"make_move","arguments":"{\n  \"reasoning\": \"I'm creating an extremely difficult challenge requiring a single advanced regex to capture multiple pattern categories, including different date formats, valid vs. invalid phone numbers, multiple email structures, tricky repeated-sequence references, and negative matches. This should push the skills of any regex expert to the limit.\",\n  \"move\": {\n    \"text\": \"System Notice:\\n\\nThe following data requires verification for official records.\\n\\nDates:\\n• 03/01/2023\\n• 2023-01-03\\n• 01-Mar-2023\\n(But NOT the invalid date 02-30-2023.)\\n\\nTimes (24-hour or standa... (truncated)