Anchor: In other instances, we have spent somewhat less elapsed time in the field, with less direct observation, and with greater reliance on interview and documentary evidence.
Entailed: In the past we have spent less time on the field.
Contradiction: In the past we have spent more time on the field.
Contradiction: It would be good if the president endorsed faddish science.
Contradiction: A subclass needs to make money to cover its costs.
Contradiction: Jean sans Peur is buried in an unmarked grave in Cannes.
Contradiction: The chain was swinging.