Q: "Young boys and girls practice martial arts while being graded by peers and teachers sitting around the mats in a dojo." Does this mean that "A group of children practice martial arts in the dojo."?
A: yes

Q: "A black and white dog is playing with a Frisbee outside." Does this mean that "Dogs in cages awaiting adoption."?
A: no

Q: "A man water boarding." Does this mean that "There is a man waterboarding."?
A: yes

Q: "A dog is in the sand with a pink and green tennis ball in his mouth." Does this mean that "The dog is chewing on a stick in the grass"?
A:
no