Q: "A pair of people playing billiards at a pool table." Does this mean that "Two people having fun playing billiards at a pool table."?
A: it is not possible to tell

Q: "A man with a black shirt giving another man a tattoo." Does this mean that "A man is laying on a bed getting a tattoo of his mom's face from a man with a black shirt."?
A: it is not possible to tell

Q: "Two black women are watching a performance." Does this mean that "People watch a performance"?
A: yes

Q: "Two workers in orange and black set up bubble" Does this mean that "THE BUBBLE WAS SET UP BY TWO MEN"?
A:
yes