Q: "A group examines a run down house." Does this mean that "A group looks at a house."?
A: yes

Q: "Two boys are riding their bikes on the street." Does this mean that "Two boys are going to school."?
A: it is not possible to tell

Q: "A woman is standing in front of a group sitting on the floor." Does this mean that "The group is protesting by standing."?
A: no

Q: "A person riding their bicycle up a dirt mound while two other people are in the background watching." Does this mean that "Three people are riding unicycles through flaming hoops."?
A:
no