Q: "A man in an olive colored coat is standing in a jewelry store." Does this mean that "The man in an olive colored coat is inside a building."?
A: yes

Q: "Teenage boy is riding a unicycle through a grassy park." Does this mean that "a boy has a unicycle"?
A: yes

Q: "Five little kids are taking a ride in some type of amusement park." Does this mean that "Five kids take a ride in the park."?
A: yes

Q: "Man and child in hats walk on a dirt trail." Does this mean that "The man and the child enjoy a nature walk on a dirt trail"?
A:
it is not possible to tell