Q: "A crowd of young adults jump in unison as part of a production." Does this mean that "A crowd of young adults jump"?
A: yes

Q: "A boy holds a net with a snake in it close to the ground." Does this mean that "A boy is holding a net"?
A: yes

Q: "An Asian girl makes a surprised face while wearing a shirt that says "Radio"" Does this mean that "a boy hears a noise on the radio"?
A: no

Q: "A man in all white playfully jumping over lawn chairs in a yard with a tall fence." Does this mean that "A man is jumping outside."?
A:
yes