{"text": "Here is the challenge text:\n\nStart of data:\n1. Primary Contact: complex.user+filter@example-domain.co.uk. (Do not match: complex.user@example-domain.co.uk)\n2. Event Date: 31/12/2023 occurs annually; however, note that 31-12-2023 is a distractor.\n3. Special Leap Date: 29-Feb-2024 is valid while 29/02/2024 is not to be matched.\n4. International Hotline: +44 (0)20-7946-0958 is the official number; ignore variations like +44 20 7946 0958.\n5. Resource URL: https://sub.example.com/path/to/resource?query=param&another=1; beware of similar URLs missing the subdomain or query parameters.\n6. Invoice Reference: INV-2023/04-001/XYZ is the official invoice code. Do not match INV-2023/04-001 or INV-2023-04-001-XYZ.\n7. Network Identifier: fe80::1ff:fe23:4567:890a is the designated IPv6 address; note that similar addresses lacking proper grouping or with extra sections should not match.\n\nAdditional text to distract: Random text: user+filter@example-domain.co.uk, 31-12-2023, 29/02/2024, +44 20 7946 0958, http://example.com, INV2023/04-001/XYZ, fe80:1ff:fe23:4567:890a\nEnd of data.", "targetItems": ["complex.user+filter@example-domain.co.uk", "31/12/2023", "29-Feb-2024", "+44 (0)20-7946-0958", "https://sub.example.com/path/to/resource?query=param&another=1", "INV-2023/04-001/XYZ", "fe80::1ff:fe23:4567:890a"]}