A group of boys walking along a highway by a nearby school .
Chances are about even that a group of boys are walking along a highway to get to school that is nearby .
Chances are about even that a group of boys are walking along a highway to get to school that is nearby .
It is certain that a group of boys are walking along a highway to get to school that is nearby .
A group of boys are walking along a highway to get to school that is nearby .