A man sitting down on something made of concrete is by implication sitting down.
The question and answer are below.
Premise: "A man with glasses looking down at something while sitting on something made of concrete."
Hypothesis: "A person is looking at something while sitting down."
Do we know that the hypothesis entailed by the premise?
yes

Children can hold signs up for things besides protesting a dam.
The question and answer are below.
Premise: "African children holding up signs in their village."
Hypothesis: "Children hold signs protesting a dam that will force their village to move."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
it is not possible to tell

A crowd is not necessarily talking to each other if they are gathered.
The question and answer are below.
Premise: "A waiting and growing crowd gathered on the far side walkway of an urban street."
Based on this premise, can we conclude that the hypothesis "The crowd is talking to each other." is true?
Options:
- yes
- it is not possible to tell
- no
it is not possible to tell