Q: "A man in jeans and checkered shirt sits at a restaurant table." Does this mean that "The man has a moustache."?
A: it is not possible to tell

Q: "a small boy plays in the sprinkler." Does this mean that "boy plays in a sprinkler with his friend"?
A: it is not possible to tell

Q: "There is a girl decorating for an event and a man is standing next to her smiling, and an island poster in the distance." Does this mean that "There is a girl decorating for an event while indoors."?
A: yes

Q: "Cyclist are riding through a park." Does this mean that "Bikers are outside the park."?
A:
no