1. Tunnel Study Data User’s Guide
<|begin_of_text|><|start_header_id|>system<|end_header_id|> You are a research archivist expert in dataset metadata. Answer the question truthfully.  <|eot_id|><|start_header_id|>user<|end_header_id|> Here is the Description of a dataset. Description:'The Tunnel Study Data User’s Guide provides an overview of the study including descriptions of the tunnels and emission factor calculations and introduces the datasets available on the portal' . Please return only a json list of at most 3 Keywords corresponding to the Description:.<|eot_id|><|start_header_id|>assistant<|end_header_id|> {"Answer" : ["air pollution","diesel","emissions","gasoline","motor vehicles","nitrogen oxides","particulate matter"]} <|eot_id|>
 Here is the Description of a dataset. Description:'The Tunnel Study Data User’s Guide provides an overview of the study including descriptions of the tunnels and emission factor calculations and introduces the datasets available on the portal' . Please return only a json list of at most 3 Keywords corresponding to the Description:.
The Tunnel Study Data User’s Guide provides an overview of the study including descriptions of the tunnels and emission factor calculations and introduces the datasets available on the portal
air pollution; diesel; emissions; gasoline; motor vehicles; nitrogen oxides; particulate matter