Anchor: The rider drew a wicked serrated blade but his horse collapsed and San'doro ripped him open with a violent backward tug on his left dagger.
Entailed: The rider's horse fell down. 
Contradiction: The man dodged the attack by San'doro
Contradiction: What does that say about your aura?
Contradiction: You will pay at least forty dollars for forty gallons.
Contradiction: They never had a statewide conference.
Contradiction: a girl is climbing