Question: What type of group does 1946 National League tie-breaker series and 1946 Brooklyn Dodgers season have in common?

Related documents: [0]  [DOC] The 1946 Brooklyn Dodgers finished the season tied for first place with the St. Louis Cardinals. The two teams played in the first ever playoff series to decide the pennant, and the Cardinals took two straight to win the title. [END] 
[1]  [DOC] The 1946 National League tie-breaker series was a best-of-three playoff series at the conclusion of Major League Baseball's (MLB) 1946 regular season to decide the winner of the National League (NL) pennant. The games were played on October 1 and October 3, 1946, between the St. Louis Cardinals and Brooklyn Dodgers. It was necessary after both teams finished the season with identical win–loss records of 96–58. This was the first ever tie-breaker series in MLB history. [END]  
Answer: teams
teams