Anchor: I asked Miss Tuppence to marry me this morning." 152 "Oh!" said Tommy mechanically.
Entailed: Tommy reacted mechanically when he was told that somebody had asked Miss Tuppence to marry that morning.
Contradiction: Nobody asked Miss Tuppence to get engaged.
Contradiction: All architecture here is influenced by only the Buddhist and Hindu past. 
Contradiction: A woman is using a drill.
Contradiction: Marriage for same-sex couples is inherently different. 
Contradiction: People ride a ski lift