Anchor: Susan's skin was clammy and yellow.
Entailed: Susan's skin was moist and discolored. 
Contradiction: Susan's skin was rosy red. 
Contradiction: The children are riding a tandem bike.
Contradiction: During tin magnates heyday, they amassed massive wealth.
Contradiction: I buy and sell exclusively and leave the research of early coins to the hobbyists.
Contradiction: There are girls on the volleyball net.