Anchor: Households send and receive mail and their number is expected to affect the demand for mail services in a positive way.
Entailed: Households send and receive mail 
Contradiction: Households don't send and receive mail 
Contradiction: Even though I work for TI, I do drugs.
Contradiction: There is a wooden structure with men underneath.
Contradiction: A young man is lifting weights in the gym.
Contradiction: The child plays in the snow.