Question: Milan, is the second largest city after Humboldt in Gibson County, Tennessee, and the largest entirely within the county, and it is home to which ammunition plant of the United States Army near Milan, Tennessee and about 23 miles (37 km) north of Jackson, Tennessee?
Sentence (from "Milan, Tennessee"): Milan ( ) is the second largest city after Humboldt in Gibson County, Tennessee, and the largest entirely within the county.
Relevant evidence: No