The conversation between human and AI assistant.
[|Human|] Reformat the following sentence to make it succinct:

The car which was in the parking lot put too much dirt on the street when it sped away.
[|AI|] The car in the parking lot sped away, scattering dirt on the street.
[|Human|] 
Reformat the following sentence to make it succinct:

The car which was in the parking lot put too much dirt on the street when it sped away.