Text: His proposal introduces prescription drug coverage and eliminates payment for preventive services but aims to cut costs by stoking price competition among HMOs and requiring patients to chip in for some services.
Entailment: His proposal includes prescription coverage and ends copays for preventative services but it also is meant to cut costs by ending price competition between HMOS and requiring patients to pay for some services.
Contradiction: His proposal would cause people to have to pay for prescription drug coverage and preventative services but nothing else.