Text: But it wasn't till I heard that the order for Tommy's execution came right on the heels of our interview with him that Sunday that I began to tumble to the fact that he was the big bug himself."
Entailment: "I began to understand that he was the big bug when the order for Tommy's execution came right after our interview."
Contradiction: "He could not be the big bug as the order for Tommy's execution and our interview were unrelated."