A man in a black martial arts suit unsheathes a sword on a training mat in a field .
It is probably not the case that a man unsheathes the sword against his opponent in a training .
It is highly likely that a man unsheathes the sword against his opponent in a training .
It is probably not the case that a man unsheathes the sword against his opponent in a training .
A man unsheathes the sword against his opponent in a training .