Given a question and its paraphrases, answer the question. The answer should exactly answer all the questions given without any ambiguity. Don't give partial answers.

Questions: ['when did britain go to war with germany?', 'when did britain go to war against germany?', 'when did britain go war with germany?']
1939

Questions: ['when did katy perrys song firework come out?']
2010

Questions: ['when diana ross was born?']

1944-03-26

