A child rolls a ball at a bowling pin while a woman helps another child arrange some sort of symbols on the concrete ground next to the first child .
It is certain that a child is playing bowling , while eating a pretzel and playing jacks .
It is impossible that a child is playing bowling , while eating a pretzel and playing jacks .
It is certain that a child is playing bowling , while eating a pretzel and playing jacks .
A child is playing bowling , while eating a pretzel and playing jacks .