Premise: Richard Bedford Bennett, 1st Viscount Bennett, {'1': ", '2': ", '3': ", '4': "} (3 July 1870 – 26 June 1947), was a Canadian politician who served as the 11th Prime Minister of Canada, in office from 1930 to 1935. He led the Conservative Party from 1927 to 1938.
Hypothesis: Richard Bedford Bennett served as the 11th Prime Minister of Canada for five years.