A group of Japanese men in bright red shirts play tug-of-war while an ethnically dressed Japanese man stands nearby and watches .
It is likely that there is noone watching the men play tug-of-war .
It is impossible that there is noone watching the men play tug-of-war .
It is likely that there is noone watching the men play tug-of-war .
There is noone watching the men play tug-of-war .