Question: What championship game at the Los Angeles Memorial Coliseum featured Mike Mercer on the Kansas City Chiefs in 1967?

Context paragraphs:
USA Final 1967: The USA Final 1967 was the United Soccer Association's first, and only, postseason championship game.  The Los Angeles Wolves (composed of players from England's Wolverhampton Wanderers F.C. defeated the Washington Whips (made up of members of Scotland's Aberdeen F.C.), 6 to 5, in a sudden death overtime after 90 minutes of regular play and 30 minutes of extra time, with the win coming from an own goal credited against Washington's Ally Shewan.  .  The title game, a single-game match, took place on July 14, 1967 at the Los Angeles Memorial Coliseum before a crowd of only 17,482 people.

Mike Mercer (American football): Michael Mercer (born November 21, 1935) is a former American football kicker and punter who played for six teams from (1961–1970).  In the American Football League, he played for the Oakland Raiders, the Kansas City Chiefs and the Buffalo Bills.  He was a member of the Chiefs' 1966 AFL Championship team that played in the first AFL-NFL World Championship Game.

1951 NFL Championship Game: The 1951 National Football League Championship Game was the 19th NFL championship game, played December 23 at the Los Angeles Memorial Coliseum in Los Angeles, California.

1972 Pro Bowl: The 1972 Pro Bowl was the NFL's 22nd annual all-star game which featured the outstanding performers from the 1971 season.  The game was played on January 23, 1972, at Los Angeles Memorial Coliseum in Los Angeles, California.  The final Score was AFC 26, NFC 13.  The Kansas City Chiefs swept the Most Valuable Player (MVP) awards, with placekicker Jan Stenerud named the game's offensive MVP and Willie Lanier selected as the defensive MVP.

Los Angeles Memorial Sports Arena: The Los Angeles Memorial Sports Arena was a multi-purpose arena at Exposition Park, in the University Park neighborhood of Los Angeles.  It was located next to the Los Angeles Memorial Coliseum and just south of the campus of the University of Southern California, which managed and operated both venues under a master lease agreement with the Los Angeles Memorial Coliseum Commission.  The site is currently under redevelopment for Banc of California Stadium, the future home of Major League Soccer expansion club Los Angeles FC.

Jim Marsalis: James Marsalis (born October 10, 1945) was an American college and Professional Football player.  He played nine professional seasons as a cornerback for Tennessee State, from the 1969 American Football League season through the 1977 NFL season.  He helped the American Football League's Kansas City Chiefs beat the defending World Champion New York Jets in the first game of the 1969 AFL playoffs, making two interceptions off the Jets' Joe Namath.  Following that, he started in the Fourth AFL-NFL World Championship Game for the AFL's Kansas City Chiefs, defeating the Minnesota Vikings in the last World Championship game played between the AFL Champions and those of the National Football League.  Marsalis was selected by Pro Football Weekly as the 1969 AFL Defensive Rookie of the Year.

1955 NFL Championship Game: The National Football League Championship Game was the 23rd league championship game, played on December 26 at the Los Angeles Memorial Coliseum in Los Angeles, California.

Banc of California Stadium: Banc of California Stadium is a soccer-specific stadium under construction in the Exposition Park neighborhood of Los Angeles, California.  It is the first open-air stadium built in the City of Los Angeles since 1962 and will be the home of the expansion Major League Soccer team Los Angeles FC.  Being constructed on the site of the former Los Angeles Memorial Sports Arena, it is located next to the Los Angeles Memorial Coliseum and just south of the main campus of the University of Southern California.  Los Angeles FC subleases the site from the University which has a master lease with the LA Memorial Coliseum Commission for operating and managing the Coliseum and Sports Arena properties

Super Bowl I: The first AFL-NFL World Championship Game in professional American football, known retroactively as Super Bowl I and referred to in some contemporaneous reports, including the game's radio broadcast, as the Super Bowl, was played on January 15, 1967 at the Los Angeles Memorial Coliseum in Los Angeles, California.  The National Football League (NFL) champion Green Bay Packers defeated the American Football League (AFL) champion Kansas City Chiefs by the score of 35–10.

1966 NFL season: The 1966 NFL season was the 47th regular season of the National Football League, and the season after which was played Super Bowl I, though it was called the AFL-NFL World Championship Game.  The league expanded to 15 teams with the addition of the Atlanta Falcons, thus an odd number of teams (making byes necessary).  This was the last season that NFL teams were divided into just two groups called conferences, and only one round of playoffs was played, the NFL championship game between the two conference champions.  The season concluded with Super Bowl I.  The NFL Green Bay Packers defeated the AFL Kansas City Chiefs at the  Los Angeles Memorial Coliseum with a score of 35-10.

Supporting paragraphs: Mike Mercer (American football) Super Bowl I
Answer: Super Bowl I