Question: What is the place with a total of 643135 sqft and 70 in-line stores, that is now the last of it's kind after the largest enclosed shopping center in Huntsville closed in early 2017?
Sentence (from "Madison Square Mall"): It was also the oldest extant enclosed shopping mall (after The Heart of Huntsville Mall closed) in the city until its closure in 2017.
Relevant evidence: Yes