A photographer photographing a model on the city streets does not imply that the the photographer is taking black and white photos.
The question and answer are below.
Given the sentence "Photographer photographing a model on the city streets." is it true that "Photographer taking black and white photos."?
it is not possible to tell

A man walking his dog could definitely be wearing a suit.
The question and answer are below.
Premise: "A man wearing a suit is walking his dog by a green streetlight post."
Hypothesis: "A man is walking his dog."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
yes

A man and a woman can be doing plenty of things while standing on a street corner other than talking after having dinner.
The question and answer are below.
Test for natural language inference.
Premise: "A woman and a man pointing to the left are on a street corner in front of a green store that sells tobacco and magazines."
Hypothesis: "A man and woman are talking after having dinner."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
it is not possible to tell