This cruise ship, laid down on December 2008 is 50mm longer than a cruise ship laid down on what date?
MS Oasis of the Seas: MS "Oasis of the Seas" is an "Oasis"-class cruise ship owned by Royal Caribbean International. MS Oasis of the Seas:  Her hull was laid down in November 2007 and she was completed and delivered to Royal Caribbean in October 2009. MS Allure of the Seas: MS "Allure of the Seas" is an "Oasis"-class cruise ship owned and operated by Royal Caribbean International.
i don't know