Anchor: If he could make a reservation, so could she.
Entailed: They both can make a reservation. 
Contradiction: If he makes the reservation she can't. 
Contradiction: The gardens are blase, and don't offer much to the experience of the city.
Contradiction: He made big contributions to the INTOSAI.
Contradiction: The people are in a park.
Contradiction: Two business men are seated inside.