{"text": "System Log Start:\nUser credentials: complex.email+regex_challenge@sub.company-domain.co.uk logged in successfully.\nFor support, refer to the backup contact: user_99.test-email@very-long-subdomain.example.io, but note that simple_email@.com is not valid.\nEmergency contact: +44 (020) 7946-0958 ext.221 should be used only after hours; alternatively, dial 1-800-555-0199 for immediate assistance.\nImportant Dates:\n- Scheduled maintenance on 2023-12-31.\n- Board meeting set for March 3rd, 2021.\n- Anniversary celebrated on 03/03/21.\nInvalid date formats like 31/12/2023 or 2023/12/31 are noted, but not processed.\nDocumentation ID: ID# ZXY-999-XYZ is the current version; however, entries such as ID# ABC-123-xyz or ID# AB-123-XYZ are deprecated.\nDesign colors: (#a1b2c3) is used for accents, complemented by primary colors #ABCDEF and secondary color #123abc. Beware of incomplete color codes such as #FFF or (#abc).\nVisit our project page at https://regex-challenge.org/test?mode=advanced for more details.\nRandom noise: 123-456-789 and text in between.\nSystem Log End.", "targetItems": ["complex.email+regex_challenge@sub.company-domain.co.uk", "user_99.test-email@very-long-subdomain.example.io", "+44 (020) 7946-0958 ext.221", "1-800-555-0199", "2023-12-31", "March 3rd, 2021", "03/03/21", "ID# ZXY-999-XYZ", "(#a1b2c3)", "#ABCDEF", "#123abc", "https://regex-challenge.org/test?mode=advanced"]}