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Houdini and Vitruvius win TCEC stage 1

TCEC computer chess championship stage 1 has come to an end. Houdini and Vitruvius are the winners, with 5,5/7, half a point more than Gull II and Stockfish.
Houdini had a rough start, with two draws in the first 3 games. However, it quickly recovered, to beat both Stockfish and Rybka in the next rounds. Vitruvius followed a similar pattern, starting with a victory and two draws. Later wins vs Chiron and Hiarcs gave the engine equal points in the final stage 1 standings.

A total of 16 engines qualified to the second stage of TCEC. All but one 3000+ ELO engines qualified, the short straw was for Equinox which remained 17th on tiebreak. The lowest rated engine to qualify was Gaviota (ELO 2720).

Houdini and Vitruvius did not meet during the first stage of TCEC. They will not meet in stage 2 either, as they are in different groups – Houdini in 2a and Vitruvius in 2b.

 

List of participants for Stage 2a:
Houdini, Stockfish, Hiarcs, Rybka, Critter, Junior, Gaviota, Spike

List of participants for Stage 2b:
Vitruvius, Gull, Chiron, Komodo, Shredder, Scorpio, Quazar, Hannibal

 

TCEC report round 1 / TCEC report round 2 / TCEC report round 3 / TCEC report round 4 / TCEC report round 5 / TCEC report round 6

Official website / Replay all games with analysis

Final standings stage 1
0001 Houdini 3 5.5
0002 Vitruvius 1.19 5.5
0003 Gull II 5.0
0004 Stockfish 2.31 5.0
0005 Hiarcs 14 4.5
0006 Chiron 1.5 4.5
0007 Komodo 4534 4.5
0008 Rybka 4.1 4.0
0009 Critter 1.6a 4.0
0010 Shredder 12 4.0
0011 Scorpio 2.75 4.0
0012 Junior 13.3 4.0
0013 Gaviota 0.86b3 4.0
0014 Quazar 0.4 3.5
0015 Hannibal 1.3 3.5
0016 Spike 1.4 3.5

0017 Equinox 1.65 3.5
0018 Texel 1.01 3.5
0019 Nemo 1.01b 3.5
0020 The Baron 3.34b 3.5
0021 Protector 1.5b2 3.0
0022 Exchess 6.71b 3.0
0023 Arasan 15.1 3.0
0024 Minkochess 1.3 3.0
0025 Crafty 23.5 3.0
0026 Danasah 5 3.0
0027 Dirty 190113 2.5
0028 Octochess 4741 2.5
0029 Rodent 0.17 2.0
0030 Nebula 2.0b 1.5
0031 Redqueen 1.13 1.5
0032 Prodeo 1.83c 1.0

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