Anchor: He picked up the bunch of keys from the floor, and twirling them round in his fingers finally selected one, very bright and shining, which he tried in the lock of the purple despatch-case. 
Entailed: The purple despatch-case required a key to open. 
Contradiction: He picked the dull key. 
Contradiction: The groups composition will not be affected by the mental tests administered.
Contradiction: A group of people are looking at art.
Contradiction: One guy has a large fridge in his kitchen.
Contradiction: six or eight months ago, but i was fortunate because i knew the people who ran the nursing home in our small town