Question: In what year was the train service that includes the "Palmetto" introduced?
Sentence (from "Palmetto (train)"): The Palmetto is a passenger train service operated by Amtrak over the 829 mi from New York City south to Savannah, Georgia, via the Northeast Corridor to Washington, D.C., then via Richmond, Virginia, Fayetteville, North Carolina, and Charleston, South Carolina.
Relevant evidence: No