Next Question: If "People wading in a river." does that mean that "The people go in the river."?
Options:
- yes
- it is not possible to tell
- no
My Answer: Let's think. Wading in the river requires one to go in the river. The answer is yes.

Next Question: If "A girl is riding a white horse surrounded by green trees." does that mean that "A girl walking while leading a horse."?
Options:
- yes
- it is not possible to tell
- no
My Answer: Let's think. She can't ride a white horse and walk while leading a horse at the same time. The answer is no.

Next Question: If "Two ladies dance at an outdoor festival on stage in native dress." does that mean that "Ladies are at a festival."?
Options:
- yes
- it is not possible to tell
- no
My Answer: Let's think. There can be men at the festival as well as ladies. The answer is it is not possible to tell.

Next Question: Given the sentence "A youth with long dirty blond-hair wearing a denim jacket and jeans looks at the conveyor belt of groceries while waiting at a checkout line." can we conclude that "The youth is angry."?
Options:
- yes
- it is not possible to tell
- no
My Answer:
Let's think. The youth does not have to be angry to be waiting at a checkout line. The answer is it is not possible to tell.