Anchor: That I entered politics say, even, that I became Prime Minister of England? 
Entailed: I have entered politics and become the Prime Minister of England.
Contradiction: I am staying away from politics, as it does not interest me.
Contradiction: Dave was the strongest of the group, so he did most of the work.
Contradiction: A person is playing tennis.
Contradiction: Table 2 only account for higher bounds of First-Class bill mail volumes. 
Contradiction: Man walks his bike through a busy street.