Question: Based on the sentence "The skateboarder does a trick on the low stone wall.", is the sentence "the skateboarder is doing tricks to impress his friends" true?
Answer:
it is not possible to tell

Question: Based on the sentence "A very large man in a jacket and woolen cap is talking on his cellphone while other pedestrians walk by him.", is the sentence "The man is outside talking on a mobile phone." true?
Answer:
yes

Question: Based on the sentence "A boy is doing a skateboard trick on the boardwalk.", is the sentence "A boy has a skateboard." true?
Answer:
it is not possible to tell

Question: Based on the sentence "Two male toddlers in a twin baby carriage in front of a red firetruck numbered 535.", is the sentence "There are two male toddlers in a grocery cart standing outside a home." true?
Answer:
no