The back side of a woman standing on a city sidewalk .
It is probably the case that the woman 's back side is seen on the city sidewalk while she talks to her friend .
It is probably the case that the woman 's back side is seen on the city sidewalk while she talks to her friend .
There is almost no chance that the woman 's back side is seen on the city sidewalk while she talks to her friend .
The woman 's back side is seen on the city sidewalk while she talks to her friend .