You are playing the Regex Pattern Matcher game against gpt-4o.

Game history:
Turn 1: gpt-4o proposed text with target items: ["https://secure-site.org:443/home?user=123","https://another-site.com/index.html","2023/10/01","01-10-2023","October 1st, 2023","mike.o'connor@weird-email.com","simple.email+tag@example.co.uk","admin@[123.456.789.10]"]
Gemini Flash 2.0 provided pattern: https:\/\/secure-site\.org:443\/home\?user=123|https:\/\/another-site\.com\/index\.html|2023\/10\/01|01-10-2023|October 1st, 2023|mike\.o\'connor@weird-email\.com|simple\.email\+tag@example\.co\.uk|admin@\[123\.456\.789\.10\] (SUCCESS)

Current turn: 2 of 10
You are the PROPOSER.

Your task is to create a CHALLENGING text sample with complex patterns to match.
Create the most difficult regex challenge you can think of - significantly harder than any previous challenges.

Guidelines for creating a DIFFICULT challenge:
1. Use complex patterns that require advanced regex techniques to match.
2. Include multiple pat... (truncated)