There is one woman riding a bike and a man who is riding on a Segway personal transportation device while carrying a pole that blind people use to help they detect things in their path .
It is improbable that there is one woman happily riding a bike .
There is a better than even chance that there is one woman happily riding a bike .
It is improbable that there is one woman happily riding a bike .
There is one woman happily riding a bike .