No. 30, Apr-Jun 2005
R0118 - Michael Grushko
StrateGems 30, Apr-Jun 2005
-1. c7xGb8=G and 1. .. cd8=Q 2. Gd8[Bf8] Sd6[Qe6]#
R0119 - Radovan Tomasevic
-1. Bf1xRa6 Rh6-a6 -2. Bf1xa6 Rg6-a6 -3. Bf1xa6 Rf6-a6 -4. Bf1xa6 Re6-a6 -5. Bf1xa6 Rd6-a6 -6. Bf1xa6 Rc6-a6 -7. Bf1xa6 Rb6-a6 -8. Bf1xa6 Ra8-d8 -9. d7x~c8 (DUAL!) & 1. d8=R#
P0170 - Michael Grushko
1. e3 d5 2. Bc4 dc4[w] 3. c5 Bg4 4. c6 Qd7 5. cd7[b] Bd1[w]
"Switchback" of Pd7, Andernach-style.
P0171 - Michael Grushko
1. e3 Sa6 2. Ba6 Sh6[Sb4] 3. Bd3 Sg8 4. Bh7 g6[Ph6] 5. Bg8 Bg7[Sh7] 6. Sc3 Bc3 7. Qh5[Sg7] Bg7 8. Qh3[Sg5] Bf8
COOK: 1. e3 Sf6 2. Bc4 Sc6 3. Bd5 Sd5 4. Qg4[Bg8] Sf6 5. Qh3 Sb4 6. Sc3 g6 7. Se4 h6 8. Sg5 Sh7
P0172 - Unto Heinonen
1. d4 h6 2. Bxh6 f5 3. Kd2 Kf7 4. Ke3 Ke6 5. Kf4 Kd5 6. Kg5 Ke4 7. f3+ Ke3 8. Kg6+ Kf2 9. Qe1+ Kxe1 10. Kf7 Qe8+ 11. Kxe8
This may be the fastest K/K platzwechsel possible. It saves 1.5 moves on P0162.
P0173 - Richard Stanley
1. b3 e5 2. Bb2 Ba3 3. Nxa3 Ke7 4. Qb1 Kf6 5. Kd1 Kg5 6. Kc1 e4 7. Bxg7 a5 8. Kb2 a4 9. Qe1 Qf6+ 10. Kc1 Qb2+ 11. Bxb2 f6 12. Nb1 a3 13. Kd1 Ra4 14. Bc1
The wQ/K platzwechsel requires delicate timing by both sides
P0174 - Paul Raican
Dedicated to Kostas Prentos
1. d4 c5 2. d5 Nc6 3. dxc6 d5 4. h4 Bh3 5. g4 d4 6. Bg2 d3 7. Kf1 d2 8. Qe1 d1=N 9. a4 Qd2 10. a5 O-O-O 11. Ra4 Rd3 12. Rf4 Rg3 13. c4 Qd3 14. Qd2 Ne3+ 15. Ke1 Nc2+ 16. Kd1 Na1 17. Be4 Bf1 18. Ke1 Rg2 19. Qd1
Phoenix bS, wQ switchback and two wK switchbacks.
P0175 - Unto Heinonen
1. h4 b5 2. Rh3 b4 3. Ra3 b3 4. Nc3 bxa2 5. Rb1 a1=N 6. Nh3 Nb3 7. Raa1 Nd4 8. Na2 Nf3+ 9. exf3 d6 10. Be2 Bf5 11. Kf1 e6 12. Qe1 Qg5 13. Bd1 Qg3 14. fxg3 g6 15. Nf2 Bg7 16. Nh1 Bc3 17. dxc3 Kd7 18. Be3 Kc6 19. Bg1 Kb5 20. c4+ Ka4 21. Nc1#
White's force shifts right one square, aided by a bS Frolkin.