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a [[Chess Engine Communication Protocol]], and since version '''8.0''', [[UCI]] compliant [[:Category:Open Source|open source engine]] under the [[Free Software Foundation#GPL|GPL]] written by [[Alcides Schulz]] in [[C]]. Tucano was first released in September 2012 <ref>[http://www.talkchess.com/forum/viewtopic.php?t=45066 Tucano chess engine 1.00] by [[Alcides Schulz]], [[CCC]], September 09, 2012</ref>.