Task: Explanation
Input (English): Lehigh Valley International Airport (IATA: ABE, ICAO: KABE, FAA LID: ABE) (formerly Allentown–Bethlehem–Easton International Airport) is a public airport in Hanover Township, Lehigh County, Pennsylvania. Parts of it are in Catasauqua and Allen Township, Northampton County, Pennsylvania. It is 3 miles (5 km) northeast of Allentown, in the Lehigh Valley region of Pennsylvania, the third most-populous metropolitan region in the state (after Philadelphia and Pittsburgh). Question: Which is situated in a more populous region? Petersburg James A. Johnson Airport or Lehigh Valley International Airport? Answer: Lehigh Valley International Airport
Output (English):  It is 3 miles 5 km northeast of Allentown, in the Lehigh Valley region of Pennsylvania, the third mostpopulous metropolitan region in the state after Philadelphia and Pittsburgh.