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Georges Koltanowski vs John James O'Hanlon
free (1937), Dublin
Colle System (D05)  ·  1-0

ANALYSIS [x]

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Kibitzer's Corner
Jun-26-07
Premium Chessgames Member
  tpstar: 1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. Bd3 <The Colle System gives White a versatile, pleasant game> c5 5. c3 Nc6 6. Nbd2 Bd6 <Black protects e5 to prevent Ne5 & Ndf3> 7. 0-0 0-0 8. dxc5 Bxc5 9. e4 <This line gives even chances Opening Explorer > Qc7 10. Qe2 <[last book move]<>> Re8 <10 ... de?! 11. Nxe4 Nxe4 12. Qxe4 f5 13. Qc4 Keres vs D Adamson, 1935 ; 10 ... Bd6 11. Re1 Ng4 Colle vs Ahues, 1930 > 11. e5 <Gaining space while dislodging Black's best Kingside defender> Nd7 <11 ... Ng4 12. Bxh7+! Kxh7 13. Ng5+ & 14. Qxg4> 12. Nb3 Bb6 13. Bf4 f6 <[13 ... h6 14. Nbd4 ]<>> 14. Rae1 <[14. Nfd4 Nf8 15. Nxc6 bxc6 16. Nd4 ]<>> Ncxe5? <[14 ... Rf8 ]<>> 15. Nxe5 Nxe5 16. Bxh7+! <White wins a Pawn> Kf8 <16 ... Kxh7 17. Qh5+ & 18. Qxe8> 17. Bg6 <Exploiting the pinned Ne5> <[17. Bg6!! lol]<>> Rd8 18. Qh5 Ke7 19. Nd4 Bd7 <[19 ... a6 ]<>> 20. Rxe5! fxe5 21. Bxe5 <Wins material or mates> Qc4 22. Qh4+ <The QBB attack is deadly> Kf8 23. Bd6+ Kg8 24. Qh7# 1-0.

<[Fritz 7]<>>

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