Tornado

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Tornado, an UCI compliant chess engine by Engin Üstün, its development started in 2004. Able to play Chess960, Tornado participated at the Chess960CWC 2006, and further at various CCT Tournaments, first was the CCT8 in 2006. Tornado NNUE, released in December 2020, features NNUE via Daniel Shawul's Scorpio NNUE egbbdll probing library, using any Stockfish NNUE compatible weight file.

=Features=
 * Magic Bitboards
 * Multi-Threaded Search up to 64 cores
 * Iterative Deepening
 * Principal Variation Search
 * Aspiration Windows
 * Transposition Table
 * Selectivity
 * Null Move Pruning with Verification
 * Razoring
 * History Leaf Pruning
 * Futility Pruning
 * Late Move Reductions
 * Check Extensions
 * One Reply Extensions
 * Singular Extensions
 * Passed Pawn Extensions (either after establishing a new passer after a capture, or push to the 7th rank)
 * Move Ordering
 * Hash Move
 * Internal Iterative Deepening
 * Static Exchange Evaluation
 * MVV/LVA
 * Killer Heuristic
 * History Heuristic
 * Nalimov Tablebases
 * Evaluation
 * NNUE (Tornado NNUE)

=Selected Games= CCT14, round 4, Tornado - The Baron [Event "CCT14"] [Site "Internet Chess Club"] [Date "2012.02.25"] [Round "4"] [White "Tornado"] [Black "The Baron"] [Result "1-0"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O Nxe4 5.d4 Nd6 6.Bxc6 dxc6 7.dxe5 Nf5 8.Qxd8+ Kxd8 9.Nc3 Ke8 10.h3 h6 11.b3 Be7 12.Bb2 Nh4 13.Nxh4 Bxh4 14.Ne2 a5 15.a4 c5 16.Nf4 Bf5 17.Nd5 Kd7 18.Ne3 Bg6 19.e6+ fxe6 20.Rad1+ Kc6 21.Bxg7 Rh7 22.Be5 b6 23.g3 Be7 24.Rfe1 Be4 25.f4 Rd8 26.Rxd8 Bxd8 27.Re2 Rd7 28.Ng4 Bf3 29.Re3 Bd1 30.c4 Bc2 31.Nxh6 Rd1+ 32.Kf2 Rd2+ 33.Re2 Rxe2+ 34.Kxe2 Bxb3 35.h4 Bxc4+ 36.Kd2 Bd5 37.Nf7 Be7 38.h5 Bf3 39.h6 Be4 40.g4 Bh7 41.g5 c4 42.Nh8 Bb4+ 43.Ke3 Bf8 44.Bg7 Bxg7 45.hxg7 b5 46.axb5+ Kxb5 47.g6 Bg8 48.Nf7 a4 49.Nh6 a3 50.Nxg8 a2 51.Ne7 a1=Q 52.g8=Q Qe1+ 53.Kf3 c3 54.Qb8+ Ka4 55.Qa7+ Kb3 56.g7 c2 57.g8=Q c1=Q 58.Qb7+ Ka2 59.Qg2+ Qcd2 60.Qxd2+ Qxd2 61.Qa6+ Kb1 62.Qxe6 Qd3+ 63.Qe3 Qf1+ 64.Kg3 Qa6 65.f5 Qf6 66.Kg4 Qg7+ 67.Kh5 c5 68.Qxc5 Qf6 69.Ng6 Qd8 70.Qg1+ Kc2 71.Qf2+ Kd3 72.f6 Qd5+ 73.Kg4 Qc4+ 74.Qf4 Qa2 75.Ne5+ Kc3 76.Qe3+ Kc2 77.Qe2+ Kb3 78.Qxa2+ Kxa2 79.f7 Ka3 80.f8=Q+ Kb3 81.Qf4 Kb2 82.Qe3 Kc2 83.Nc4 Kb1 84.Qd2 Ka1 85.Qc1+ Ka2 86.Qb2# 1-0

=See also=
 * EnginMax

=Forum Posts=

2009

 * Tornado 3.42 released! by Engin Üstün, CCC, November 07, 2009

2010 ...
2011 2012 ...
 * Tornado and EnginMax available again ! by Engin Üstün, CCC, April 30, 2010
 * Tornado 3.6.5 and EnginMax 5.12a updated by Engin Üstün, CCC, June 17, 2010
 * Tornado 3.6.7 available by Engin Üstün, CCC, June 25, 2010
 * Tornado 4.0 available ! by Engin Üstün, CCC, October 23, 2010
 * Tornado 4.25 released by Engin Üstün, CCC, November 11, 2010
 * Tornado 4.3 updated by Engin Üstün, CCC, November 17, 2010
 * Tornado updated to 4.4 by Engin Üstün, CCC, November 24, 2010
 * Tornado v4.78 and older EnginMax 5.18 updated by Engin Üstün, CCC, October 19, 2011
 * Tornado 4.82 and EnginMax 5.20 updated ! by Engin Üstün, CCC, November 02, 2011
 * Tornado 4.85 and EnginMax 5.21 updated by Engin Üstün, CCC, November 16, 2011
 * Tornado 4.88 SSE 4.2 update available by Engin Üstün, CCC, January 15, 2012 » SSE4
 * Tornado Website is down! by Engin Üstün, CCC, August 22, 2012
 * Download of Tornado 4.88 by Engin Üstün, CCC, March 02, 2013
 * Tornado website online again! by Engin Üstün, CCC, April 03, 2014
 * Tornado 6.0 released by Engin Üstün, CCC, October 26, 2014

2015 ...

 * Tornado webpage is deleted by Engin Üstün, CCC, February 20, 2015
 * Tornado 7 released by Engin Üstün, CCC, August 26, 2015
 * Tornado blog by Engin Üstün, CCC, October 04, 2016
 * Tornado 8 released by Engin Üstün, CCC, January 30, 2017
 * Re: Tornado blog by Engin Üstün, CCC, October 29, 2017

2020 ...

 * Tornado News by Engin Üstün, CCC, December 09, 2020

=External Links=

Chess Engine

 * Tornado Chess Engine
 * RWBC Downloads hosted by Günther Simon
 * Tornado in CCRL 40/15

Misc

 * Tornado (weather phenomenon) from Wikipedia
 * Tornado (disambiguation) from Wikipedia
 * Frank Zappa & Ensemble Modern - G-Spot Tornado, YouTube Video
 * Frankfurt Opera, September 1992, released on The Yellow Shark 1993
 * Choreography by Édouard Lock and his company La La La Human Steps

=References= Up one Level