Question: 五十度灰是何时上映的
Answer: 2015-02-13; 2015 february, 13; 13-02-2015; 13 2月 2015; 13/02/2015; 2015 02 13; 02/13/2015; 13 02 2015; 2015-02-13; 2015 2月 13; 02 13 2015; 02-13-2015