QUESTION: Premise: "A man wearing swimming trunks is waterskiing backwards using only one hand."
Hypothesis: "A man skiing backwards down a mountain."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: If a man is skiing down a mountain he cannot be waterskiing.
The answer is no.

QUESTION: Premise: "People are sitting outside on grass or on purple chairs in front of a large white building."
Hypothesis: "The people were waiting for something to happen while they were sitting."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: People sitting does not necessarily mean they are waiting for something to happen.
The answer is it is not possible to tell.

QUESTION: Premise: "This worker is pushing his cart through the busy traffic alone."
Hypothesis: "A worker sells ice cream from a cart."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly:
The worker does not necessarily sell ice cream from a cart.
The answer is it is not possible to tell.