Question: Based on the sentence "A man is walking on a sidewalk in front of a building.", is the sentence "A man is walking to work." true?
Answer:
it is not possible to tell

Question: Based on the sentence "A little girl is reading a children's book on the couch.", is the sentence "This is the first book the little girl has read all by herself." true?
Answer:
it is not possible to tell

Question: Based on the sentence "A dog runs toward a tunnel.", is the sentence "a dog running" true?
Answer:
yes

Question: Based on the sentence "Many surfers are sitting on their surfboards in the calm ocean.", is the sentence "A group of people are swimming at the pool" true?
Answer:
no