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: ['what years did truman served in office?', 'what years harry truman was in office?', 'what year was truman sworn into office?', 'what year was harry truman sworn into office?']
1945

Questions: ['what year did the us declare a war on spain?', 'when did the us declare war on spain?', 'when did the us declare war on spain?', 'when did the president declare war on spain?']
1898

Questions: ['what day and year was barack obama elected president?', 'what year was barack obamma elected president?', 'what year did barack obama become a president?']

2008