A boy wearing sunglasses on his forehead and a woman wearing sunglasses on her eyes are staring .
It is highly unlikely that a boy and a woman are wearing sunglasses and staring at the sunset .
It is probable that a boy and a woman are wearing sunglasses and staring at the sunset .
It is highly unlikely that a boy and a woman are wearing sunglasses and staring at the sunset .
A boy and a woman are wearing sunglasses and staring at the sunset .