2016 WTA Tour
{'<entity_0>': '2016', '<entity_1>': '2016 WTA Tour', '<entity_2>': 'WTA Tour', '<entity_3>': 'tennis'}
[['2016 WTA Tour', 'sports season of league or competition', 'WTA Tour'], ['2016 WTA Tour', 'point in time', '2016'], ['2016 WTA Tour', 'sport', 'tennis']]
The <entity_1> was the elite professional <entity_3> circuit organised by the Women's Tennis Association (WTA) for the <entity_0> <entity_3> season. The <entity_1> calendar comprises the Grand Slam tournaments (supervised by the International Tennis Federation (ITF), the WTA Premier tournaments (Premier Mandatory, Premier 5, and regular Premier), the WTA International tournaments, the Fed Cup (organized by the ITF), the year-end championships (the <entity_2> Championships and the WTA Elite Trophy). These tables present the number of singles (S), doubles (D), and mixed doubles (X) titles won by each player and each nation during the season, within all the tournament categories of the <entity_1>: the Grand Slam tournaments, the <entity_3> event at the Rio de Janeiro Summer Olympic Games, the year-end championships (the <entity_2> Championships and the Tournament of Champions), the WTA Premier tournaments (Premier Mandatory, Premier 5, and regular Premier), and the WTA International tournaments. The following players won their first main circuit title in singles, doubles, or mixed doubles: The following players defended a main circuit title in singles, doubles, or mixed doubles: The following players entered the top 10 for the first time in their careers: These are the WTA rankings of the top 20 singles players, doubles players, and the top 10 doubles teams on the <entity_2>, of the <entity_0> season. Following is a list of notable players (winners of a main tour title, and/or part of the WTA Rankings top 100 (singles) or (doubles) for at least one week) who announced their retirement from professional <entity_3>, became inactive (after not playing for more than 52 weeks), or were permanently banned from playing, during the <entity_0> season:
['tennis tour edition']