Question: Which airport, Idaho Falls Regional Airport or Mercedita Airport, is located in Puerto Rico?
Sentence (from "Idaho Falls Regional Airport"): Idaho Falls Regional Airport (IATA: KIDA, ICAO: IDA) is a city owned, public use airport located two nautical miles (4 km) northwest of the central business district of Idaho Falls, a city in Bonneville County, Idaho, United States.
Relevant evidence: Yes