{"text": "Here is a truly challenging set of patterns to match, plus some tricky decoys:\n\n1) Email with punycode domain:\n   - CORRECT: super+complex_email%tag@sub-domain.xn--mchhausen-9db.example.org\n   - DECOY:   super+complex_email%tag&sub-domain.xn--mchhausen-9db.example.org  (ampersand instead of @)\n\n2) IPv6 with zone:\n   - CORRECT: admin@[IPv6:2001:0db8:85a3::8a2e:370:7334%Zone_42]\n   - DECOY:   admin@[IPv6:2001:0db8:85a3:::8a2e:370:7334%Zone_42]     (extra colon)\n\n3) Link-local with zone:\n   - CORRECT: fe80::abcd:1234%LocalAreaConnection\n   - DECOY:   fe80::abcd::1234%LocalAreaConnection    (extra colon)\n\n4) MAC address:\n   - CORRECT: 00-1A-2B-3C-4D-5F\n   - DECOY:   001A-2B-3C-4D-5F   (missing dash)\n\n5) Complex phone style:\n   - CORRECT: ++49 {0} 1234.5678 ext.22\n   - DECOY:   +49 (0) 1234.5678 ext.22    (missing extra + and curly braces)\n\n6) Another phone:\n   - CORRECT: (987) 654-3210 x 321\n   - DECOY:   (987 654-3210 x 321      (missing closing parenthesis)\n\n7) Date with ordinal suffix:\n   - CORRECT: 31st December, 2020\n   - DECOY:   31th December, 2020      (incorrect ordinal)\n\n8) Nested parentheses:\n   - CORRECT: (((Nested (stuff) + more)))\n   - DECOY:   ((Nested (stuff) + more)))   (missing one opening parenthesis)\n\n9) Leap day:\n   - CORRECT: 2024/02/29\n   - DECOY:   2023/02/29       (not a leap year)\n\n10) Email with double-dash:\n    - CORRECT: john.doe+regex@some--domain.co.uk\n    - DECOY:   john.doe++regex@some--domain.co.uk   (extra plus)\n", "targetItems": ["super+complex_email%tag@sub-domain.xn--mchhausen-9db.example.org", "admin@[IPv6:2001:0db8:85a3::8a2e:370:7334%Zone_42]", "fe80::abcd:1234%LocalAreaConnection", "00-1A-2B-3C-4D-5F", "++49 {0} 1234.5678 ext.22", "(987) 654-3210 x 321", "31st December, 2020", "(((Nested (stuff) + more)))", "2024/02/29", "john.doe+regex@some--domain.co.uk"]}