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?

full_context: Document 1: Cedar Creek Mine Ride: Cedar Creek Mine Ride is a mine train roller coaster at Cedar Point amusement park in Sandusky, Ohio. Built by Arrow Dynamics, the roller coaster opened in 1969 in the Frontiertown section of the park. It is the second oldest roller coaster at Cedar Point behind Blue Streak. Cedar Creek Mine Ride is one of two roller coasters at Cedar Point to utilize two separate lift hills – the other is Iron Dragon. s of 2006 , it has accommodated over 62 million riders.
Document 2: Intimidator 305: Intimidator 305 is a steel roller coaster located at Kings Dominion in Doswell, Virginia, United States. Manufactured by Intamin, Intimidator 305 opened to the public on April 2, 2010, as the park's fourteenth roller coaster. The roller coaster is located in the Safari Village section of the park near Anaconda on the former site of the Safari Monorail ride. Standing at 305 ft tall and reaching speeds of 90 mph , it is the second Giga Coaster to be built in North America – the first was Millennium Force at Cedar Point. The $25 million investment was the largest of any ride in the park's history. It is named and themed after NASCAR driver Dale Earnhardt, who was also known as the "Intimidator."
Document 3: Steel Dragon 2000: Steel Dragon 2000 (スチールドラゴン2000 , Suchiiru Doragon Nisen ) is a roller coaster at Nagashima Spa Land amusement park in Mie Prefecture, Japan. Built by Morgan Manufacturing, this coaster opened, appropriately, in 2000—"The Year of the Dragon" in Asia. It debuted 3 months after Millennium Force at Cedar Point, and surpassed that as the world's tallest complete-circuit coaster. It lost these records in height in 2003 when Top Thrill Dragster opened at Cedar Point. It also took the record for the longest track length—2479 m —which it currently holds. The ride is the second fastest coaster in Japan and the sixth fastest in the world.
Document 4: Leviathan (roller coaster): Leviathan is a steel roller coaster in the Medieval Faire section of the park at Canada's Wonderland in Vaughan, Ontario, Canada. It is the first roller coaster designed by Swiss firm Bolliger & Mabillard to exceed a height of 300 ft , putting it in a class of roller coasters commonly referred to as "giga". At 5486 ft long, 306 ft tall, and with a top speed of 92 mph , Leviathan is the tallest and fastest roller coaster in Canada. s of 2015 , Leviathan is ranked as the eighth-tallest, and the eighth-fastest roller coaster in the world, and the third-tallest traditional lift-style coaster in the world. It was the 16th roller coaster to be built at Canada's Wonderland, and the ride's track was completed in February 2012, with the first test run being completed on 15 March 2012. The coaster opened to season pass holders on 27 April 2012, and to the general public on 6 May 2012.
Document 5: Millennium Force: Millennium Force is a steel roller coaster built by Intamin at Cedar Point amusement park in Sandusky, Ohio, United States. It was the fourteenth roller coaster to be built at the park since Blue Streak opened in 1964. 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. It was briefly the tallest and fastest in the world until Steel Dragon 2000 opened later the same year. The ride is also the third-longest roller coaster in North America after The Beast at Kings Island and Fury 325 at Carowinds. It was the first roller coaster to use a cable lift system rather than a traditional chain lift. The coaster has a 310 ft , 45-degree lift hill with a 300 ft drop and features two tunnels, three overbanked turns, and four hills. It has a top speed of 93 mph .
Document 6: Raptor (Cedar Point): Raptor is a steel inverted roller coaster designed by Bolliger & Mabillard at Cedar Point in Sandusky, Ohio, United States. When built in 1994, it broke many records and held many firsts when it opened. Instead of having a short layout designed to fit into a compact area like , Raptor was designed with a larger, 3,790-foot (1,160 m) layout, making it the tallest, fastest and longest inverted roller coaster in the world when it opened. It features six inversions, including a cobra roll, a first for inverted roller coasters. At its opening, it was the largest investment in Cedar Point history. The ride is themed as a bird of prey.
Document 7: Valravn (roller coaster): Valravn is a steel roller coaster at Cedar Point amusement park in Sandusky, Ohio. Built and designed by Bolliger & Mabillard (B&M), it opened on May 7, 2016, as the tallest, fastest, and longest dive coaster in the world. Valravn is also the third Dive Coaster model, characterized by its use of wide trains, to open in the United States and the first to use over-the-shoulder "vest" style restraints. The installation also marks the 100th roller coaster designed by B&M since their founding in 1988.
Document 8: Big Dipper (Geauga Lake): Big Dipper was a wooden roller coaster located at the defunct Geauga Lake amusement park in Bainbridge Township, Ohio. Originally opened in 1925 as Sky Rocket, it was renamed Clipper in the late 1940s and eventually Big Dipper in 1969. It was the oldest operating roller coaster in Ohio and seventh-oldest in the United States when it closed in 2007. Designed by John A. Miller, the Big Dipper was also one of the last remaining roller coasters in the world from the legendary designer. American Coaster Enthusiasts awarded the coaster its ACE Coaster Classic and ACE Coaster Landmark designations. Efforts to sell, preserve, and restore the ride were unsuccessful. The ride was demolished on October 17, 2016.
Document 9: Magnum XL-200: Magnum XL-200, colloquially known as simply Magnum, is a steel roller coaster built by Arrow Dynamics at Cedar Point in Sandusky, Ohio. When built in 1989, it was the tallest, fastest, and steepest complete-circuit roller coaster in the world as well as the first hypercoaster – a roller coaster that exceeds 200 ft in height. Some have credited Magnum with starting a period in the industry known as the "roller coaster wars", in which amusement parks competed with one another at a rapid pace to build the next tallest and fastest roller coaster. More than 40 million people had ridden Magnum as of 2009.
Document 10: Wooden Roller Coaster (Playland): The Wooden Roller Coaster (formerly Coaster) is a wooden roller coaster at Playland in Vancouver, British Columbia, Canada. Opened in 1958, it is the oldest roller coaster in Canada. The ride is 2840 ft long—which established it as the largest roller coaster in Canada at the time it was completed—and has a height of 68 ft and speeds of up to 76 km/h . The coaster was awarded the Coaster Classic and Roller Coaster Landmark statuses by American Coaster Enthusiasts.
Document 11: Blue Streak (Cedar Point): Blue Streak is a wooden roller coaster located at Cedar Point in Sandusky, Ohio. Built by Philadelphia Toboggan Company, Blue Streak opened to the public on May 23, 1964, and is the park's oldest roller coaster. In 2013, it achieved its highest ranking of 27 among the world's top wooden roller coasters in the annual Golden Ticket Awards publication by "Amusement Today".
Document 12: Intimidator (roller coaster): Intimidator is a steel roller coaster built by Bolliger & Mabillard at Carowinds. The roller coaster is located in the Celebration Plaza section of the park on the former site of the Wild Thornberry's River Adventure log flume ride. Intimidator is the thirteenth roller coaster installed at Carowinds and is located near the entrance of the theme park. It is currently one of the tallest, fastest and longest roller coasters in the Southeast with a 232 ft lift hill, a top speed of 75 mph and a track length of 5316 ft . It was announced on August 26, 2009 and opened March 27, 2010. The roller coaster's name comes from the nickname of NASCAR driver Dale Earnhardt.
Document 13: Kingda Ka: Kingda Ka is a steel accelerator roller coaster located at Six Flags Great Adventure in Jackson, New Jersey, United States. It is the world's tallest roller coaster, the world's second fastest roller coaster, and was the second strata coaster ever built. It was built by Stakotra, a subcontractor to Intamin. Riders have to be 54" in order to be able to get on the roller coaster.
Document 14: Jack Rabbit (Seabreeze): Jack Rabbit is an "out and back" wooden roller coaster located at Seabreeze Amusement Park in Irondequoit, New York. At its opening in 1920, it was the fastest roller coaster in the world. The Giant Dipper in Santa Cruz, California, superseded it in 1924. Jack Rabbit is the fourth oldest operating roller coaster in the world and the second oldest in the USA. The oldest, Leap-The-Dips in Altoona, Pennsylvania, was closed from 1985 to 1999, making Jack Rabbit the oldest "continuously operating" coaster in the country.
Document 15: Maverick (roller coaster): Maverick is a steel roller coaster built by Intamin at Cedar Point in Sandusky, Ohio, United States. It was the seventeenth roller coaster built at the park since Blue Streak in 1964. It is notable as being the 500th roller coaster designed by German engineer Werner Stengel and the first roller coaster featuring a Twisted Horseshoe Roll. Maverick's US$21-million price tag makes it Cedar Point's fourth most expensive roller coaster, behind Millennium Force, Top Thrill Dragster, and GateKeeper. The 4450 ft course makes it the fourth longest roller coaster at Cedar Point.
ground_truth: Blue Streak