Premise:
"I was about to expound these theories to Poirot, when his own words distracted me. "
Hypothesis: I did not get distracted by Poirot and managed to expound theories to him.

no

Premise:
"Guadeloupe, from the air or on a map, resembles a butterfly."
Hypothesis: From birds perspective Guadeloupe looks like a butterfly.

yes

Premise:
"Too young for that."
Hypothesis: Not old enough for that.
yes