Anchor: (1991) estimate of the WTP to avoid a severe case.
Entailed: There was an estimate in 1991 of the WTP.
Contradiction: In 1984 there was an estimate of the WTP to avoid easy cases. 
Contradiction: The four boys are swimming in the ocean.
Contradiction: He has a job for TI
Contradiction: No investors have the ability to get a really good diversification.
Contradiction: There is an open-air market on Wednesday mornings in front of Capitole.