I'm creating an extremely difficult challenge requiring complex pattern matching. This text sample interweaves multiple advanced patterns into a single block of text. It includes emails with special characters and subdomains, phone numbers in different international formats, dates with various separators (dash, slash, and period), IDs that require backreferences (ensuring the prefix is repeated), and a UUID with a standard 8-4-4-4-12 structure. Additionally, I have embedded distractor items that... (truncated)