Anchor: But Dave was too weak to give much assistance.
Entailed: However, Dave wasn't strong enough to help very much.
Contradiction: Dave was the strongest of the group, so he did most of the work.
Contradiction: A group is playing football.
Contradiction: Go check out the mines with Severn today.
Contradiction: A girl shows them how it is done during the skateboard competition.
Contradiction: Managed care changes will need to be coming.