A man and a young boy are walking across a street as another man is riding by on a bicycle .
There is little chance that a man and a young boy walk across the street as another man rides by on a bicycle .
It is almost certain that a man and a young boy walk across the street as another man rides by on a bicycle .
There is little chance that a man and a young boy walk across the street as another man rides by on a bicycle .
A man and a young boy walk across the street as another man rides by on a bicycle .