Small black and white dog wearing a red harness is running around with a ball in its mouth .
It is impossible that a small single color dog has an egg in it 's mouth with a blue harness .
It is impossible that a small single color dog has an egg in it 's mouth with a blue harness .
Chances are about even that a small single color dog has an egg in it 's mouth with a blue harness .
A small single color dog has an egg in it 's mouth with a blue harness .