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

Chess Daily News from Susan Polgar
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