Q: "A child in a black overall karate costume with a red front and yellow bird on it, attacking." Does this mean that "The child is sparing with his friend."?
A: it is not possible to tell

Q: "Two teams compete in a basketball game." Does this mean that "People are playing basketball."?
A: yes

Q: "Three tribal men wearing hats and scarfs are playing the drums and a horn." Does this mean that "There is no performance."?
A: no

Q: "A senior firefighter stands behind a firetruck as a building looms behind." Does this mean that "They firefighter is standing."?
A:
yes