A little boy with rain boots takes a walk in the park .
It is impossible that a little boy with rain boots takes a walk in the park because he is lost from his mother .
It is impossible that a little boy with rain boots takes a walk in the park because he is lost from his mother .
It is almost certain that a little boy with rain boots takes a walk in the park because he is lost from his mother .
A little boy with rain boots takes a walk in the park because he is lost from his mother .