A man wearing a gray hooded sweatshirt , blue jeans , and white and gray socks is putting his foot on top of his head .
It is probable that a crowd watches a man put his foot on top of his head .
It is probable that a crowd watches a man put his foot on top of his head .
It is probably not the case that a crowd watches a man put his foot on top of his head .
A crowd watches a man put his foot on top of his head .