Complex sentence: Founded in 2007 and rebranded in April 2010, "Azamara Club Cruises" (formerly "Azamara Cruises") is a cruise line brand that is a member of the "Royal Caribbean Cruises Ltd." family.
Split into simpler sentences: Founded in 2007 and rebranded in April 2010, "Azamara Club Cruises" (formerly "Azamara Cruises") is a cruise company. The company is a member of the "Royal Caribbean Cruises Ltd." family.