Consider the premise. Does the hypothesis directly oppose it? Premise: And, for the rest of the way home, I recited to them the various exploits and triumphs of Hercule Poirot.  Hypothesis: For the rest of the way home, we all sang songs and played games.
And, for the rest of the way home, I recited to them the various exploits and triumphs of Hercule Poirot. ###For the rest of the way home, we all sang songs and played games.