Premise: A little girl is using a Lexmark Printer box as a fort.

Hypothesis: a girl using a box as a fort waiting for her brother to come play
it is not possible to tell

Premise: A brown dog with a red collar jumping across a leafy lawn.

Hypothesis: A brown dog with a red collar doesn't jump
no

Premise: Kids selling flowers on sidewalk.

Hypothesis: The kids are outside.
it is not possible to tell

Premise: Two pretty ladies show off the low cut backs of their dresses

Hypothesis: Two ladies are in a fashion show in dresses.
it is not possible to tell