Question: Which game, Polarity or Indigo has been published by the most companies?
Related documents: [0]  [DOC] Polarity is a board game that requires strategic thinking and dexterity to control hovering magnetic discs. "Polarity" was invented in 1985 by Canadian artist and designer Douglas Seaton. It was first published in 1986. The game has had a tumultuous past, with its rights changing hands several times over the past two decades. The game has been published by Telemotion Technologies, Irwin Toy, briefly with Mattel and most recently by Temple Games. The game ships in a canvas sleeve and include the magnets, the board, and a paper rulebook. An unrelated game of the same name is published by a company called Mindwalk (Company). [END] 
[1]  [DOC] Indigo is a 2012 board game developed by Reiner Knizia and published by Ravensburger. [END] 
Answer: 
Polarity
Polarity