[{"player": "Gemini Flash 2.0", "reasoning": "Okay, I'm ready to create a really tough regex challenge. This one will involve matching various complex IDs with different formats, interspersed within a block of text that also includes potentially confusing similar-looking strings. The regex will need to handle optional components, different separators, and some negative lookarounds to avoid overmatching.\n\n", "timestamp": 1742324600782}]