Anchor: Mrs. Vandemeyer gave a sharp impatient exclamation, and jerked the girl to her knees.
Entailed: Mrs. Vandemeyer is not a very patient woman. 
Contradiction: Mrs. Vandemeyer gently asked her to kneel on the floor. 
Contradiction: The bike rider is riding in the park.
Contradiction: A man is walking.
Contradiction: They are confident in their sailing ability. 
Contradiction: Workers are near a tran