A man is not playing a piano if a woman is strumming a harp.
The question and answer are below.
Can we conclude from "A man is playing a black grand piano." that "A woman is strumming a harp."?
Options:
- yes
- no
- it is not possible to tell
no

*****

If he stands in front a white wall then he must be standing.
The question and answer are below.
If "A smiling man wearing a black shirt and red pants stands in front a white wall and a christmas tree while holding a bottle of wine." does that mean that "A human standing."?
Options:
- yes
- it is not possible to tell
- no
yes

*****

Just because four crosscountry skiers climb uphill does not imply that there are seven skiers in the group.
The question and answer are below.
Test for natural language inference.
Premise: "Four crosscountry skiers climb uphill."
Hypothesis: "There are seven skiers in the group."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
it is not possible to tell

*****

Just because a boxer has a tattoo does not mean that it's of a unicorn.
The question and answer are below.
Given the sentence "A boxer in red with an intricate tattoo gives his opponent a right hook to the head." can we conclude that "A boxer with an intricate unicorn tattoo is punching his opponent."?
Options:
- yes
- it is not possible to tell
- no
it is not possible to tell

*****