Premise: "A girl sits on a decorated bike with a younger boy while another girl takes a picture."\nHypothesis: "A mom is taking picures of her children next to their bikes."\nDo we know that the hypothesis entailed by the premise?
Think hard. Detailed solution:
it is not possible to tell
The girl taking a picture isn't necessarily the other children's mom.

.

The answer is it is not possible to tell