Question: Millennium Force is a steel roller coaster that was the 14th roller coaster to be built at Cedar Point amusement park, since what wooden roller coaster opened to the public on May 23, 1964?
Sentence (from "Millennium Force"): Upon completion in 2000, Millennium Force broke six world records and was the world's first Giga Coaster, a roller coaster that exceeds 300 ft in height and completes a full circuit.
Relevant evidence: No