Q: "A mexican man unfolds a large piece of paper at a birthday celebration." Does this mean that "A man is hitting the piniata"?
A: no

Q: "A man and a girl stand in front of a large crowd." Does this mean that "Some people are wearing dress clothes."?
A: it is not possible to tell

Q: "A small group of firefighters stand in all their firefighting attire and face masks while in front of a firetruck." Does this mean that "Co-workers are gathered together."?
A: yes

Q: "man sitting down playing a game of chess alone" Does this mean that "A guy playing a board game by himself."?
A:
yes