Anchor: I saw two armoured officers, ripe for the plucking.
Entailed: The officers were in good shape to be plucked.
Contradiction: The officers were not wearing any armor. 
Contradiction: African people are in the school house at their desks.
Contradiction: A man is outside directing traffic
Contradiction: We have planned a three week vacation starting next weekend.
Contradiction: A woman wearing a straw hat.