A boy in black clothes is doing a cartwheel on the beach .
Chances are about even that a boy in black clothes falls while doing cartwheels on the beach .
Chances are about even that a boy in black clothes falls while doing cartwheels on the beach .
There is almost no chance that a boy in black clothes falls while doing cartwheels on the beach .
A boy in black clothes falls while doing cartwheels on the beach .