R & A: Not all toys are balls. Their is no indication that the ball had just been tossed to the dog.
it is not possible to tell
Q: Premise: "A black dog is running through long grass with a colorful toy in its mouth."
Hypothesis: "A dog is playing with a ball just tossed to him."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no

R & A: One football player with the ball is rephrased as a football player has the ball.
yes
Q: Premise: "There is one football player with the ball with one of his teammates following along with a member of the other team trying to catch up."
Hypothesis: "A football player has the ball."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no

R & A: The biker is riding the motorcycle in a hot air balloon.
no
Q: Premise: "A biker in motorcycle trials runs through the mud of the circuit."
Based on this premise, can we conclude that the hypothesis "Eyes focused on the road ahead." is true?
Options:
- yes
- it is not possible to tell
- no

R & A: Elderly men does not imply the men are professors and standing in front of a screen doesn't mean that they teach a college class.
it is not possible to tell
Q:
Test for natural language inference.
Premise: "Two elderly men standing in front of a projector pull-down screen."
Hypothesis: "Two professors teach a college class."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell