Anchor: People are walking on the slippery road in winter, and there are two dogs: black and yellow.
Entailed: People are outside with dogs on a cold winter day.
Contradiction: People playing with dogs on a warm, sunny morning.
Contradiction: Tuppence was advised to go home and eat nothing. 
Contradiction: The grounds of the Petit Trianon are good for taking tea.  
Contradiction: I work at an office. 
Contradiction: The dog is multicolored.