Anchor: A boy in a blue shirt holds a toy helmet in his hands while standing on a path in a park.
Entailed: A boy is holding a toy helmet.
Contradiction: A boy is wearing a red shirt
Contradiction: I was comforted with the idea of waiting.
Contradiction: There could be problems if the proxy distribution of U.S. mail is different from the actual distribution.
Contradiction: The baptistery is from the 20th century and one of the newest buildings in Christian Europe. 
Contradiction: Lots of active people in a foreign city street.