The person kayaking may be on a different rive than the Colorado river.
The question and answer are below.
Given the sentence "A kayaker traverses some churning rapids." can we conclude that "A person is kayaking on the colorado river."?
Options:
- yes
- it is not possible to tell
- no
it is not possible to tell

*****

A nearly abandoned sidewalk doesn't mean that it is empty. It being very late is not the only reason for a sidewalk to be nearly abandoned.
The question and answer are below.
Can we conclude from "A nearly abandoned sidewalk in a downtown area." that "The sidewalk is empty because it's very late."?
Options:
- yes
- no
- it is not possible to tell
it is not possible to tell

*****

Skateboard tricks can be done in other places than at a skate park.
The question and answer are below.
Given the sentence "A man is jumping in the air on his skateboard." can we conclude that "A man doing a trick at a skate park."?
Options:
- yes
- it is not possible to tell
- no
it is not possible to tell

*****

The baseball player has thrown a ball and he threw it with his right hand.
The question and answer are below.
If "A baseball player in a uniform has just thrown a ball with his right hand." does that mean that "A baseball player has just thrown a ball."?
Options:
- yes
- it is not possible to tell
- no
yes

*****