Anchor: The second set of rules,8 apply to Postal Service proposals to implement new services that would supplement, but not alter, existing mail classifications and rates on a provisional basis for a limited time.
Entailed: The second set of rules target Postal Service proposals to begin new services that would add to mail rates.
Contradiction: The second set of rules target Postal Service proposals to end services that would add to mail rates.
Contradiction: The man sits next to a bucket of kittens.
Contradiction: The poet works and lives there. 
Contradiction: People climb down stairs in a pristine city.
Contradiction: They are by a pool.