R & A: Four workers doesn't imply two men and two women. The fact that four construction workers are working at night in the city by the water doesn't imply that they are all in a photo.
it is not possible to tell
Q: Premise: "Four construction workers are working at night in the city by the water."
Hypothesis: "There are two men and two women in the photo."
Do we know that the hypothesis entailed by the premise?

R & A: The phrase a couple of men can be shortened to just men.
yes
Q: Premise: "A couple of men sit by a large stone slab with mountains in the background."
Hypothesis: "Men sit by a stone slab."
Do we know that the hypothesis entailed by the premise?

R & A: People can only be enjoying a warm day by being outside and walking is a good way to enjoy the warm day.
yes
Q: Test for natural language inference.
Premise: "Various people are walking outside on a warm day."
Hypothesis: "People are enjoying the warm day."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

R & A: The fisherman preparing his hook is another way of saying the fisherman gets his hook ready.
yes
Q:
If "A blond fisherman standing in the water prepares his hook." does that mean that "A fisherman gets his hook ready."?
Options:
- yes
- it is not possible to tell
- no