A skateboarder doing a trick on a stone wall .
A skateboarder waiting for his skateboard to be repaired outside a shop .
A skateboarder doing a trick on a stone wall.
A skateboarder waiting for his skateboard to be repaired outside a shop.
The skateboarder would not be able to do a trick if he were waiting for his skateboard to be repaired.
The skateboarder would not be able to do a trick if he were waiting for his skateboard to be repaired .