Anchor: It was the expression on his face that was extraordinary, a curious mingling of terror and agitation. 
Entailed: He looked very scared and mad.
Contradiction: He looked very happy.
Contradiction: Since route time is highly variable, two firms could not double it.
Contradiction: Young people are walking outside.
Contradiction: White thought that optimism was over rated.
Contradiction: There are still other problems in the original paper according to rebuttal authors.