Q: "A band member holding his brass instrument." Does this mean that "A man is playing his trumpet in the band."?
A: it is not possible to tell

Q: "Many people seem to be taking a picture." Does this mean that "They are taking a class photo."?
A: it is not possible to tell

Q: "A woman in a brown top with glasses is standing in front of a chart." Does this mean that "A person with eye wear and brown clothes is standing."?
A: yes

Q: "Dog kicking up dirt" Does this mean that "A dog is digging."?
A:
it is not possible to tell