Premise & hypothesis: Is the premise "A baby laughs at his reflection in a mirror." true if "The baby sees himself for the first time in the mirror"?
A: it is not possible to tell

Premise & hypothesis: Is the premise "A group of people kayaking." true if "A group of people kayaking on dangerous waters."?
A: it is not possible to tell

Premise & hypothesis: Is the premise "A woman in a blue shirt and a bicycle helmet pushes a special bicycle that holds a baby in a car seat and a shovel." true if "She is pushing the bike."?
A: yes

Premise & hypothesis: Is the premise "A person on a snowmobile." true if "A person is sitting on a snowmobile."?
A:
yes