R8 -
Problemesis 12, Dezember 1999
14+14. Beweispartie in 18.5 Zügen
[rn1rk2b/pppn3p/2p5/6p1/8/1bPq4/PPP3PP/RNBQKBNR]
1. Be2-e3 Bg7-g5 2. Dd1-f3 Lf8-g7 3. Df3-c6 Bd7:c6 4. Be3-e4 Lc8-e6 5. Be4-e5 Le6-b3 6. Be5-e6 Dd8-d3 7. Be6:f7+ Ke8-d7 8. Bf7-f8=D Be7-e5 9. Df8-f3 Be5-e4 10. Df3-d1 Be4-e3 11. Bf2-f4 Be3-e2 12. Bf4-f5 Be2:d1=S 13. Bf5-f6 Sd1-c3 14. Bf6-f7 Sg8-f6 15. Bd2:c3 Th8-d8 16. Bf7-f8=D Lg7-h8 17. Df8-b4 Kd7-e8 18. Db4-g4 Df6-d7 19. Dg4-d1