A man in a blue shirt is speaking into a megaphone .
It is impossible that a man in a orange shirt speaks into the megaphone that was given to him .
It is impossible that a man in a orange shirt speaks into the megaphone that was given to him .
It is probably the case that a man in a orange shirt speaks into the megaphone that was given to him .
A man in a orange shirt speaks into the megaphone that was given to him .