Question: Based on the sentence "A person is walking in a city with a group of birds.", is the sentence "A person is walking outside." true?
Answer:
yes

Question: Based on the sentence "The dog has retrieved his toy.", is the sentence "The pet found his bone-shaped toy." true?
Answer:
it is not possible to tell

Question: Based on the sentence "Someone having fun on their surfboard in the clear blue ocean.", is the sentence "someone surfing" true?
Answer:
yes

Question: Based on the sentence "People on the roof of a building look down on a crowded street.", is the sentence "People are inside of the building." true?
Answer:
no