PDB Server - Problem History


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2018-2-720:35:58Alfred Pfeiffer Promotion (SLT) refkey addition  updateS,L,T SLT 
2018-2-720:35:29Alfred Pfeiffer under-promotion refkey   add  
2018-2-720:33:40Alfred Pfeiffer Promotion (S,L,T) refkey   add  
2018-2-720:31:53Alfred Pfeiffer Rochade Europa , p. 24, 04/1997 refsrc   add  
2018-2-720:28:30Alfred Pfeiffer P0002380 problems solution  update1. Lxh3? Lf3!+ 2. Lg2 f1=D# 1. Tc1+? Sxc1 2. La4+ b3 Remis 1. Td2+! Kc1 2. Td1+ Kxd1 3. La4+ b3! 4. Lxb3+ Ke1 5. Lb4+ Sc3! 6. Lxc3+ Kf1 7. Lc4 Lxc4 8. Dc5! Ld3 9. Db5! Lxb5 10. b8=S! Ld3 11. a8=L! Le2 13. f8=T! Gewinn 11. a8=D? Le4+ 12. Dxe4 Patt 8. ... Le2 9. f8=T 2. ... Kxb2 3. Lxh3 2. Tc2+ Kb1 1. Lxh3? Lf3!+ 2. Lg2 f1=D# 1. Tc1+? Sxc1 2. La4+ b3 Schwarz gewinnt 1. Td2+! Kc1 2. Td1+ Kxd1 3. La4+ b3! 4. Lxb3+ Ke1 5. Lb4+ Sc3! 6. Lxc3+ Kf1 7. Lc4 Lxc4 8. Dc5! Ld3 9. Db5! Lxb5 10. b8=S! Ld3 11. a8=L! Le2 13. f8=T! Gewinn 11. a8=D? Le4+ 12. Dxe4 Patt 8. ... Le2 9. f8=T 2. ... Kxb2 3. Lxh3 2. Tc2+? Kb1! 3. Tc1+ Sxc1 4. Lf5+ Sd3 5. Lxd3+ Lxd3 Schwarz gewinnt 1. ... Ke1 2. Txe2+ Kxe2 3. Lxh3 Gewinn 
2018-2-720:19:42Alfred Pfeiffer 43 Int. GM und M für Schachkompositionen 1988 refsrc   add  
2018-2-720:18:24Alfred Pfeiffer Ceriani-Frolkin Theme refkey   remove  
2018-2-720:10:14Alfred Pfeiffer A. Die Schwalbe 127, p. 373, 02/1991 refsrc number  update A. 
2018-2-720:10:14Alfred Pfeiffer A. Die Schwalbe 127, p. 373, 02/1991 refsrc page  update 373 
2018-2-720:09:17Alfred Pfeiffer P0002380 problems solution  update1. Lxh3? Lf3!+ 2. Lg2 f1=D# 1. Tc1+? Sxc1 2. La4+ b3 Remis 1. Td2+! Kc1 2. Td1+ Kxd1 3. La4+ b3! 4. Lxb3+ Ke1 5. Lb4+ Sc3! 6. Lxc3+ Kf1 7. Lc4 Lxc4 8. Dc5! Ld3 9. Db5! Lxb5 10. b8=S! Ld3 11. a8=L! Le2 13. f8=T! Gewinn 11. a8=D? Le4+ 12. Dxe4 Patt 8. ... Le2 9. f8=T Remis 2. ... Kxb2 3. Lxh3 2. Tc2+ Kb1 1. Lxh3? Lf3!+ 2. Lg2 f1=D# 1. Tc1+? Sxc1 2. La4+ b3 Remis 1. Td2+! Kc1 2. Td1+ Kxd1 3. La4+ b3! 4. Lxb3+ Ke1 5. Lb4+ Sc3! 6. Lxc3+ Kf1 7. Lc4 Lxc4 8. Dc5! Ld3 9. Db5! Lxb5 10. b8=S! Ld3 11. a8=L! Le2 13. f8=T! Gewinn 11. a8=D? Le4+ 12. Dxe4 Patt 8. ... Le2 9. f8=T 2. ... Kxb2 3. Lxh3 2. Tc2+ Kb1 
2018-2-720:03:49Alfred Pfeiffer P0002380 problems solution  update1. Lxh3? Lf3!+ 2. Lg2 f1=D# 1. Tc1+? Sxc1 2. La4+ b3 Remis 1. Td2+! Kc1 2. Td1+ Kxd1 3. La4+ b3! 4. Lxb3+ Kd2 5. Lb4+ Sc3! 6. Lxc3+ Kc1 7. Lc4 Lxc4 8. Dc5! Ld3 9. Db5! Lxb5 10. b8=S! Ld3 11. a8=L! Le2 13. f8=T! Gewinn 11. a8=D? Le4+ 12. Dxe4 Patt 8. ... Le2 9. f8=T Remis 2. ... Kxb2 3. Lxh3 2. Tc2+ Kb1 1. Lxh3? Lf3!+ 2. Lg2 f1=D# 1. Tc1+? Sxc1 2. La4+ b3 Remis 1. Td2+! Kc1 2. Td1+ Kxd1 3. La4+ b3! 4. Lxb3+ Ke1 5. Lb4+ Sc3! 6. Lxc3+ Kf1 7. Lc4 Lxc4 8. Dc5! Ld3 9. Db5! Lxb5 10. b8=S! Ld3 11. a8=L! Le2 13. f8=T! Gewinn 11. a8=D? Le4+ 12. Dxe4 Patt 8. ... Le2 9. f8=T Remis 2. ... Kxb2 3. Lxh3 2. Tc2+ Kb1 
2018-2-719:59:14Alfred Pfeiffer P0002380 problems award  update 1. Preis 
2018-2-719:49:29Alfred Pfeiffer P0002380 problems solution  update1. Lxh3? Lf3!+ 2. Lg2 f1=D# 1. Tc1+? Sxc1 2. La4+ b3 Remis 1. Td2+! Kc1 2. Td1+ Kxd1 3. La4+ b3! 4. Lxb3+ Kd2 5. Lb4+ Sc3! 6. Lxc3+ Kc1 7. Lc4 Lxc4 8. Dc5! Ld3 9. Db5! Lxb5 10. b8=S! Ld3 11. a8=L! Le2 13. f8=T! Gewinn 11. a8=D? Le4+ 12. Dxe4 Patt 8. ... Le2 9. f8=T Remis 2. ... Kb2 3. Lxh3 2. Tc2+ Kb1 1. Lxh3? Lf3!+ 2. Lg2 f1=D# 1. Tc1+? Sxc1 2. La4+ b3 Remis 1. Td2+! Kc1 2. Td1+ Kxd1 3. La4+ b3! 4. Lxb3+ Kd2 5. Lb4+ Sc3! 6. Lxc3+ Kc1 7. Lc4 Lxc4 8. Dc5! Ld3 9. Db5! Lxb5 10. b8=S! Ld3 11. a8=L! Le2 13. f8=T! Gewinn 11. a8=D? Le4+ 12. Dxe4 Patt 8. ... Le2 9. f8=T Remis 2. ... Kxb2 3. Lxh3 2. Tc2+ Kb1 
2018-2-719:47:26Alfred Pfeiffer P0002380 problems solution  update1. Lxh3? Lf3!+ 2. Lg2 f1=D# 1. Tc1+? Sxc1 2. La4+ b3 Remis 1. Td2+! Kc1 2. Td1+ Kxd1 3. La4+ b3! 4. Lxb3+ Kd2 5. Lb4+ Sc3! 6. Lxc3+ Kf1 7. Lc4 Lxc4 8. Dc5! Ld3 9. Db5! Lxb5 10. b8=S! Ld3 11. a8=L! Le2 13. f8=T! Gewinn 11. a8=D? Le4+ 12. Dxe4 Patt 8. ... Le2 9. f8=T Remis 2. ... Kb2 3. Lxh3 2. Tc2+ Kb1 1. Lxh3? Lf3!+ 2. Lg2 f1=D# 1. Tc1+? Sxc1 2. La4+ b3 Remis 1. Td2+! Kc1 2. Td1+ Kxd1 3. La4+ b3! 4. Lxb3+ Kd2 5. Lb4+ Sc3! 6. Lxc3+ Kc1 7. Lc4 Lxc4 8. Dc5! Ld3 9. Db5! Lxb5 10. b8=S! Ld3 11. a8=L! Le2 13. f8=T! Gewinn 11. a8=D? Le4+ 12. Dxe4 Patt 8. ... Le2 9. f8=T Remis 2. ... Kb2 3. Lxh3 2. Tc2+ Kb1 
2018-2-719:45:21Alfred Pfeiffer P0002380 problems solution  update1. Lxh3? Lf3!+ 2. Lg2 f1=D# 1. Tc1+? Sxc1 2. La4+ b3 Remis 1. Td2+! Kc1 2. Td1+ Kxd1 3. La4+ b3! 4. Lxb3+ Ke2 5. Lb4+ Sc3! 6. Lxc3+ Kf1 7. Lc4 Lxc4 8. Dc5! Ld3 9. Db5! Lxb5 10. b8=S! Ld3 11. a8=L! Le2 13. f8=T! Gewinn 11. a8=D? Le4+ 12. Dxe4 Patt 8. ... Le2 9. f8=T Remis 2. ... Kb2 3. Lxh3 2. Tc2+ Kb1 1. Lxh3? Lf3!+ 2. Lg2 f1=D# 1. Tc1+? Sxc1 2. La4+ b3 Remis 1. Td2+! Kc1 2. Td1+ Kxd1 3. La4+ b3! 4. Lxb3+ Kd2 5. Lb4+ Sc3! 6. Lxc3+ Kf1 7. Lc4 Lxc4 8. Dc5! Ld3 9. Db5! Lxb5 10. b8=S! Ld3 11. a8=L! Le2 13. f8=T! Gewinn 11. a8=D? Le4+ 12. Dxe4 Patt 8. ... Le2 9. f8=T Remis 2. ... Kb2 3. Lxh3 2. Tc2+ Kb1 
2018-2-719:40:28Alfred Pfeiffer P0002380 problems solution  update 1. Lxh3? Lf3!+ 2. Lg2 f1=D# 1. Tc1+? Sxc1 2. La4+ b3 Remis 1. Td2+! Kc1 2. Td1+ Kxd1 3. La4+ b3! 4. Lxb3+ Ke2 5. Lb4+ Sc3! 6. Lxc3+ Kf1 7. Lc4 Lxc4 8. Dc5! Ld3 9. Db5! Lxb5 10. b8=S! Ld3 11. a8=L! Le2 13. f8=T! Gewinn 11. a8=D? Le4+ 12. Dxe4 Patt 8. ... Le2 9. f8=T Remis 2. ... Kb2 3. Lxh3 2. Tc2+ Kb1 
2018-2-719:29:05Alfred Pfeiffer Retro refgen   remove  
2018-2-719:29:05Alfred Pfeiffer Studies refgen   add  
2018-2-719:27:52Alfred Pfeiffer P0002380 problems stip  updateGewinn