Q: "A biker jumps an obstacle." Does this mean that "A biker jumps an obstacle at a bike rally."?
A: it is not possible to tell

Q: "A man doing a bicycle trick." Does this mean that "The bicycle is being recycled for its metal."?
A: no

Q: "A mother and father throw their young son in the air while walking outside on a crisp day." Does this mean that "A babysitter plays with a young child outdoors"?
A: no

Q: "A group of people cleaning up leaves off somebodies property." Does this mean that "People destroy their neighbors lawn."?
A:
no