A skateboarder is performing a grab trick while hovering above a ramp, which is located within a city.
A skateboarder is doing tricks in an area with ramps.
A skateboarder perfrorming a grab tricks is hovering above a ramp, which means he is doing a trick in an area with ramps.
A skateboarder is performing tricks above a ramp.
It is well know that a skateboarder in a city has ramps and a ramp available.