[Retros] StrateGems 20

[Joost de Heer]

Here are the retro compositions from StrateGems 20 (Oct-Dec 2002)

Joost

R0098 - Arpad Molnar
1Rb5/1pRP2pp/1Sprp1p1/kP1p4/SpQB4/K7/P1P1P3/8
+---+---+---+---+---+---+---+---+

|   | R |*B | . |   | . |   | . |

+---+---+---+---+---+---+---+---+

| . |*P | R | P | . |   |*P |*P |

+---+---+---+---+---+---+---+---+

|   | S |*P |*R |*P | . |*P | . |

+---+---+---+---+---+---+---+---+

|*K | P | . |*P | . |   | . |   |

+---+---+---+---+---+---+---+---+

| S |*P | Q | B |   | . |   | . |

+---+---+---+---+---+---+---+---+

| K |   | . |   | . |   | . |   |

+---+---+---+---+---+---+---+---+

| P | . | P | . | P | . |   | . |

+---+---+---+---+---+---+---+---+

| . |   | . |   | . |   | . |   |

+---+---+---+---+---+---+---+---+
Last 9 single moves?

R0099 - Wolfgang Dittmann
8/2p2PP1/8/1p6/k7/2P5/8/4K3
+---+---+---+---+---+---+---+---+

|   | . |   | . |   | . |   | . |

+---+---+---+---+---+---+---+---+

| . |   |*P |   | . | P | P |   |

+---+---+---+---+---+---+---+---+

|   | . |   | . |   | . |   | . |

+---+---+---+---+---+---+---+---+

| . |*P | . |   | . |   | . |   |

+---+---+---+---+---+---+---+---+

|*K | . |   | . |   | . |   | . |

+---+---+---+---+---+---+---+---+

| . |   | P |   | . |   | . |   |

+---+---+---+---+---+---+---+---+

|   | . |   | . |   | . |   | . |

+---+---+---+---+---+---+---+---+

| . |   | . |   | K |   | . |   |

+---+---+---+---+---+---+---+---+
Retract 8 moves for a #1
Proca-retractor, anti-Circe Type Cheylan

R0100 - Wolfgang Dittmann
k6s/8/8/p1P5/p2p1p2/5r2/1S2p1SP/4K3
+---+---+---+---+---+---+---+---+

|*K | . |   | . |   | . |   |*S |

+---+---+---+---+---+---+---+---+

| . |   | . |   | . |   | . |   |

+---+---+---+---+---+---+---+---+

|   | . |   | . |   | . |   | . |

+---+---+---+---+---+---+---+---+

|*P |   | P |   | . |   | . |   |

+---+---+---+---+---+---+---+---+

|*P | . |   |*P |   |*P |   | . |

+---+---+---+---+---+---+---+---+

| . |   | . |   | . |*R | . |   |

+---+---+---+---+---+---+---+---+

|   | S |   | . |*P | . | S | P |

+---+---+---+---+---+---+---+---+

| . |   | . |   | K |   | . |   |

+---+---+---+---+---+---+---+---+
Retract 12 moves for a #1
Proca-retractor, anti-Circe Type Cheylan

P0111 - Kostas Prentos
rsbqkbsr/ppp1pppS/3p4/7K/4P2B/2P3PS/P1PP1P1P/R2Q3R
+---+---+---+---+---+---+---+---+

|*R |*S |*B |*Q |*K |*B |*S |*R |

+---+---+---+---+---+---+---+---+

|*P |*P |*P |   |*P |*P |*P | S |

+---+---+---+---+---+---+---+---+

|   | . |   |*P |   | . |   | . |

| . |   | . |   | . |   | . | K |

+---+---+---+---+---+---+---+---+

|   | . |   | . | P | . |   | B |

+---+---+---+---+---+---+---+---+

| . |   | P |   | . |   | P | S |

+---+---+---+---+---+---+---+---+

| P | . | P | P |   | P |   | P |

+---+---+---+---+---+---+---+---+

| R |   | . | Q | . |   | . | R |

+---+---+---+---+---+---+---+---+
SPG 16.5

P0112 - Kostas Prentos
rs1b3r/qppp1Bpk/3p4/2sK3p/6P1/2P2P2/PP1PP2P/RSB3SR
+---+---+---+---+---+---+---+---+

|*R |*S |   |*B |   | . |   |*R |

+---+---+---+---+---+---+---+---+

|*Q |*P |*P |*P | . | B |*P |*K |

+---+---+---+---+---+---+---+---+

|   | . |   |*P |   | . |   | . |

+---+---+---+---+---+---+---+---+

| . |   |*S | K | . |   | . |*P |

+---+---+---+---+---+---+---+---+

|   | . |   | . |   | . | P | . |

+---+---+---+---+---+---+---+---+

| . |   | P |   | . | P | . |   |

+---+---+---+---+---+---+---+---+

| P | P |   | P | P | . |   | P |

+---+---+---+---+---+---+---+---+

| R | S | B |   | . |   | S | R |

+---+---+---+---+---+---+---+---+
SPG 17.0

P0113 - Dan Meinking
s3k2s/p1p2p2/1p1p1pp1/4bq2/P7/7p/1PPPPPPP/SSBQKB1R
+---+---+---+---+---+---+---+---+

|*S | . |   | . |*K | . |   |*S |

+---+---+---+---+---+---+---+---+

|*P |   |*P |   | . |*P | . |   |

+---+---+---+---+---+---+---+---+

|   |*P |   |*P |   |*P |*P | . |

+---+---+---+---+---+---+---+---+

| . |   | . |   |*B |*Q | . |   |

+---+---+---+---+---+---+---+---+

| P | . |   | . |   | . |   | . |

+---+---+---+---+---+---+---+---+

| . |   | . |   | . |   | . |*P |

+---+---+---+---+---+---+---+---+

|   | P | P | P | P | P | P | P |

+---+---+---+---+---+---+---+---+

| S | S | B | Q | K | B | . | R |

+---+---+---+---+---+---+---+---+
SPG 17.5

P0114 - Nicolas Dupont
r3k3/p6p/8/3PP3/2SPP3/2BPPK2/R1QPP2R/7B
+---+---+---+---+---+---+---+---+

|*R | . |   | . |*K | . |   | . |

+---+---+---+---+---+---+---+---+

|*P |   | . |   | . |   | . |*P |

+---+---+---+---+---+---+---+---+

|   | . |   | . |   | . |   | . |

+---+---+---+---+---+---+---+---+

| . |   | . | P | P |   | . |   |

+---+---+---+---+---+---+---+---+

|   | . | S | P | P | . |   | . |

+---+---+---+---+---+---+---+---+

| . |   | B | P | P | K | . |   |

+---+---+---+---+---+---+---+---+

| R | . | Q | P | P | . |   | R |

+---+---+---+---+---+---+---+---+

| . |   | . |   | . |   | . | B |

+---+---+---+---+---+---+---+---+
SPG 24.5

P0115 - Dan Meinking
5rk1/r1bp2p1/1p1ppBps/1s2p3/8/1P2PP2/S1P1PP1R/2KRqS2
+---+---+---+---+---+---+---+---+

|   | . |   | . |   |*R |*K | . |

+---+---+---+---+---+---+---+---+

|*R |   |*B |*P | . |   |*P |   |

+---+---+---+---+---+---+---+---+

|   |*P |   |*P |*P | B |*P |*S |

+---+---+---+---+---+---+---+---+

| . |*S | . |   |*P |   | . |   |

+---+---+---+---+---+---+---+---+

|   | . |   | . |   | . |   | . |

+---+---+---+---+---+---+---+---+

| . | P | . |   | P | P | . |   |

+---+---+---+---+---+---+---+---+

| S | . | P | . | P | P |   | R |

+---+---+---+---+---+---+---+---+

| . |   | K | R |*Q | S | . |   |

+---+---+---+---+---+---+---+---+
SPG 27.0

P0116 - Nicolas Dupont
2bqkb1r/1pppppPp/p7/R1R3B1/P1P2PBK/2S3PP/1P2P3/3Q2S1
+---+---+---+---+---+---+---+---+

|   | . |*B |*Q |*K |*B |   |*R |

+---+---+---+---+---+---+---+---+

| . |*P |*P |*P |*P |*P | P |*P |

+---+---+---+---+---+---+---+---+

|*P | . |   | . |   | . |   | . |

+---+---+---+---+---+---+---+---+

| R |   | R |   | . |   | B |   |

+---+---+---+---+---+---+---+---+

| P | . | P | . |   | P | B | K |

+---+---+---+---+---+---+---+---+

| . |   | S |   | . |   | P | P |

+---+---+---+---+---+---+---+---+

|   | P |   | . | P | . |   | . |

+---+---+---+---+---+---+---+---+

| . |   | . | Q | . |   | S |   |

+---+---+---+---+---+---+---+---+
SPG 27.0

R0088cc - Thierry le Gleuher
rs6/pp1p4/4p3/2p5/4P3/2P5/P4PP1/R1rk1RK1
+---+---+---+---+---+---+---+---+

|*R |*S |   | . |   | . |   | . |

+---+---+---+---+---+---+---+---+

|*P |*P | . |*P | . |   | . |   |

+---+---+---+---+---+---+---+---+

|   | . |   | . |*P | . |   | . |

+---+---+---+---+---+---+---+---+

| . |   |*P |   | . |   | . |   |

+---+---+---+---+---+---+---+---+

|   | . |   | . | P | . |   | . |

+---+---+---+---+---+---+---+---+

| . |   | P |   | . |   | . |   |

+---+---+---+---+---+---+---+---+

| P | . |   | . |   | P | P | . |

+---+---+---+---+---+---+---+---+

| R |   |*R |*K | . | R | K |   |

+---+---+---+---+---+---+---+---+
Where was the white king's bishop captured?
Monochromatic chess

P0100c - Gianni Donati
1q1k2s1/1p3p2/bpp3p1/3pQ1r1/Ps5r/2P4p/1PP2PPP/R1b1K2R
+---+---+---+---+---+---+---+---+

|   |*Q |   |*K |   | . |*S | . |

+---+---+---+---+---+---+---+---+

| . |*P | . |   | . |*P | . |   |

+---+---+---+---+---+---+---+---+

|*B |*P |*P | . |   | . |*P | . |

+---+---+---+---+---+---+---+---+

| . |   | . |*P | Q |   |*R |   |

+---+---+---+---+---+---+---+---+

| P |*S |   | . |   | . |   |*R |

+---+---+---+---+---+---+---+---+

| . |   | P |   | . |   | . |*P |

+---+---+---+---+---+---+---+---+

|   | P | P | . |   | P | P | P |

+---+---+---+---+---+---+---+---+

| R |   |*B |   | K |   | . | R |

+---+---+---+---+---+---+---+---+
SPG 22.5
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