Reading a greeting card and flushing a toilet are unlikely activities to engage in simultaneously.
The question and answer are below.
Can we conclude from "The girl in a black shirt is reading a greeting card that was given to her by a friend of hers." that "A girl flushes a toilet."?
Options:
- yes
- no
- it is not possible to tell
no

Workers sitting around a sewer drain doesn't imply that they've stopped for lunch.
The question and answer are below.
Given the sentence "Three construction workers sitting around a sewer drain." is it true that "Three construction workers stop for lunch."?
it is not possible to tell

Using some can be the same as using group to describe the people. The train is a subway train.
The question and answer are below.
If "A group of people standing by track 17 and waiting for a subway train." does that mean that "Some people are taking the train across town."?
Options:
- yes
- it is not possible to tell
- no
yes