Question: Which is longer, the Black River Canal or Gowanus Canal?
Sentence (from "Gowanus Canal"): Connected to Gowanus Bay in Upper New York Bay, the canal borders the neighborhoods of Red Hook, Carroll Gardens, and Gowanus, all within South Brooklyn, to the west; Park Slope to the east; Boerum Hill and Cobble Hill to the north; and Sunset Park to the south.
Relevant evidence: No