The skateboarder in the white shirt balances on the ledge as the others look on in the background .
Chances are about even that the skateboarder was balancing on the ledge because he was a pro-skateboarder
It is impossible that the skateboarder was balancing on the ledge because he was a pro-skateboarder
Chances are about even that the skateboarder was balancing on the ledge because he was a pro-skateboarder
The skateboarder was balancing on the ledge because he was a pro-skateboarder