Two men in black shirts do handstands on a stage .
It is impossible that two men are unable to walk on their legs , so they have gotten accustomed to using their hands .
It is impossible that two men are unable to walk on their legs , so they have gotten accustomed to using their hands .
Chances are about even that two men are unable to walk on their legs , so they have gotten accustomed to using their hands .
Two men are unable to walk on their legs , so they have gotten accustomed to using their hands .