Question: Which was opened first, Louisville and Portland Canal or Schuylkill Canal?
Sentence (from "Schuylkill Canal"): Schuylkill Canal is the common, but technically inaccurate, name for the Schuylkill Navigation, a 19th-century commercial waterway in and along the Schuylkill River in the U.S. state of Pennsylvania.
Relevant evidence: Yes