A man flies through the air on his skateboard above a white staircase .
Chances are about even that a man catches air on a skateboard above a staircase before botching the landing and wiping out .
Chances are about even that a man catches air on a skateboard above a staircase before botching the landing and wiping out .
There is almost no chance that a man catches air on a skateboard above a staircase before botching the landing and wiping out .
A man catches air on a skateboard above a staircase before botching the landing and wiping out .