We believe that Julius is a rhino. It is highly likely that Mary went to the office. It is highly likely that Winona is a wolf.
It is impossible that winona is a wolf, or Julius is a rhino.
It is certain that winona is a wolf, or Julius is a rhino.
It is impossible that winona is a wolf, or Julius is a rhino.
Winona is a wolf, or Julius is a rhino.