Anchor: Baseball player reaches down to retrieve a baseball having rolled near the infield.
Entailed: There is a ball near the infield
Contradiction: There is a ball near home plate
Contradiction: We do not like having our own room. 
Contradiction: Tommy and I are unimportant, but you're a very important person. 
Contradiction: I'm not in grad school.
Contradiction: The policy lacks detailed criteria compared to the leading commercial companies' approach.