A rollerblader grinds signifies that they are sliding across a rail.
The question and answer are below.
Can we conclude from "A rollerblader grinds across a rail." that "A rollerblader grinds across."?
Options:
- yes
- no
- it is not possible to tell
yes

*****

Simply because a fisherman is checking his net does not mean he is waiting on help to fix the net.
The question and answer are below.
Can we conclude from "A lone fisherman is on his boat checking his net." that "The fisherman is waiting on help to fix the net."?
Options:
- yes
- no
- it is not possible to tell
it is not possible to tell

*****

A game of Polo mid game does imply people are playing Polo.
The question and answer are below.
Premise: "A game of men's polo mid game on a warm sunny day."
Hypothesis: "Some people are playing polo."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
it is not possible to tell

*****

The clothes are either black or blue and one cannot play a trumpet and a piano at the same time.
The question and answer are below.
If "A man in black clothing plays a trumpet." does that mean that "A man in blue clothes is playing piano."?
Options:
- yes
- it is not possible to tell
- no
no

*****