Anchor: It is retarded under certain conditions, none of which, however, appear to have been present in this case. 
Entailed: Under certain conditions (none of which have been present in this case), it is retarded.
Contradiction: All of the conditions mentioned have appeared in this case.
Contradiction: The red-granite cliffs were formed from sediment building up over time at their location.
Contradiction: There were three people who drank or touched the brandy.
Contradiction: A man is about to kick a frisbee.
Contradiction: a group of people are boarding a boat in the city