Computer chess

Koivisto shows muscles, takes the lead after R12 of TCEC S21 QL

Koivisto is back to pole position in the TCEC S21 Qualification League. After twelve rounds Koivisto collected 10,0/12 (eight wins and four draws) and remains the only undefeated engine in the field.

Koivisto is closely followed by the star newcomer ClassicAra with 9,5/12. ClassicAra lost its first game in the event against the rating favorite Booot.

Replay: Booot – CassicAra (Slav Defence) 1-0

A real fight is forming up for the qualification positions. A total of eight engines will advance to L4 with as many as ten engines having a shot at advancing.

Standings after round 12

  1. Koivisto 10,0/12

2. ClassicAra 9,5/12

3-4. Booot, Stash 8,0/12

5. Cheng 7,5/12

6-8. Nirvana, Amoeba, Invictus 7,0/12

9. Berserk 6,5/12

10. Drofa 5,5/12

11. Bagatur 3,0/12

12. Cheese 2,5/12

13. TomitankChess 1,0/12

14. Francesca 0,5/12

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