In which sport or game can there be 'Open Pairs' and 'Swiss Teams' tournaments?
Jacoby Open Swiss Teams American Men's Swiss Teams. In 1990, it was changed to become the Open Swiss with the Jacoby Trophy awarded to the winners. The trophy is named for Oswald and Jim Jacoby --- one of the premier father-son pairs in ACBL history, the first father-son to win a national championship together and the first father-son to be elected to the ACBL Bridge Hall of Fame. The senior Jacoby, Oswald Jacoby, (1902–1984) won his first major title --- the National Team Championship of the American Whist League --- in 1929 and his last major title --- the Reisinger Board-a-Match Teams --- in
World Open Pairs Championship final sessions. At the start of qualifying, 32 teams remained in the knockout stage of the marquee teams competition for the Rosenblum Cup. During qualifying sessions for the pairs, the Rosenblum teams were reduced from 32 to 8. There were some provisions for late entry to the pairs by players knocked out of the teams at a late stage. There were 392 pairs in the qualifier, 193 in the semifinal, and 72 in the final. United States pairs have won four of 14 tournaments through 2014, Brazil two, Poland two, and six other nations one each. (The tournament is "open"