Q: "The firemen in the picture are getting ready to use their fire equipment." Does this mean that "Fireman are at the scene of a burning house."?
A: it is not possible to tell

Q: "A boy sitting in a stroller with a blue hat and red mittens on." Does this mean that "A homeless woman is pushing a stroller filled with soda cans."?
A: no

Q: "A BMX rider in the middle of a jump as the crowd below watches." Does this mean that "A crowd watches a trick being performed."?
A: yes

Q: "Female black belt martial artists performs outside on a gray day with weapon on a mat while spectators and other martial artists including 3 children look on." Does this mean that "Martial artists gather at this rain-or-shine demonstration for the public."?
A:
it is not possible to tell