A man jogs down a city street , with a line attached to his back that vanishes out of the left side of the picture ; a smiling cyclist rides past .
There is a better than even chance that the cyclist ' bike does not have any wheels .
It is impossible that the cyclist ' bike does not have any wheels .
There is a better than even chance that the cyclist ' bike does not have any wheels .
The cyclist ' bike does not have any wheels .