A lady with sunglasses on her head is wearing a blue top with a black top on top of it and is walking behind a man wearing a pink shirt .
Chances are about even that a lady in a green dress walks in front of a man in a suit .
It is impossible that a lady in a green dress walks in front of a man in a suit .
Chances are about even that a lady in a green dress walks in front of a man in a suit .
A lady in a green dress walks in front of a man in a suit .