MESON Chess Problem Database
Problem Display
PID: 208061 (8/8/2p5/K1k1p2R/3R2P1/1PN3B1/8/8 w - - 0 1)
Schrufer, Franz
Deutsche Schachzeitung, 1874
#2
7 + 3
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Tries
- 1.Rh1?
- 1...exd4
- 2.Rh5#
- 1...e4
- 2.Rc4#
- 1...Kxd4!
- 1...exd4
- 1.Rh2?
- 1...exd4
- 2.Rh5#
- 1...e4
- 2.Rc4#
- 1...Kxd4!
- 1...exd4
- 1.Rh4?
- 1...exd4
- 2.Rh5#
- 1...e4
- 2.Rc4#
- 1...Kxd4!
- 1...exd4
- 1.Rh6?
- threat
- 2.Rc4#
- 1...exd4
- 2.Bd6#
- 2.Rh5#
- 1...Kxd4!
- threat
- 1.Rh7?
- 1...exd4
- 2.Rh5#
- 1...e4
- 2.Rc4#
- 1...Kxd4!
- 1...exd4
- 1.Rh8?
- 1...exd4
- 2.Rh5#
- 1...e4
- 2.Rc4#
- 1...Kxd4!
- 1...exd4
- 1.g5?
- 1...exd4
- 2.g6#
- 1...e4
- 2.Rc4#
- 1...Kxd4!
- 1...exd4
- 1.Rh1?
- Keys
- 1.Rh3!
- 1...Kxd4
- 2.Bf2#
- 1...exd4
- 2.Rh5#
- 1...e4
- 2.Rc4#
- 1...Kxd4
- 1.Rh3!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- Tries
- Try
- R(G);N_PINP(b)
- Vars
- P(b);OGATEB,SBLOCK,XR(D)::R(G)
- P(b);::R1(D)
- Refutation
- K(a);S_FLIGHT,XR(D)
- Try
- R(G);N_PINP(b)
- Vars
- P(b);OGATEB,SBLOCK,XR(D)::R(G)
- P(b);::R1(D)
- Refutation
- K(a);S_FLIGHT,XR(D)
- Try
- R(G);N_PINP(b)
- Vars
- P(b);OGATEB,SBLOCK,XR(D)::R(G)
- P(b);::R1(D)
- Refutation
- K(a);S_FLIGHT,XR(D)
- Try
- R(G);N_PINP(b)
- Threat
- R1(D)
- Refutation
- K(a);S_FLIGHT,XR(D)
- Try
- R(G);N_PINP(b)
- Vars
- P(b);OGATEB,SBLOCK,XR(D)::R(G)
- P(b);::R1(D)
- Refutation
- K(a);S_FLIGHT,XR(D)
- Try
- R(G);N_PINP(b)
- Vars
- P(b);OGATEB,SBLOCK,XR(D)::R(G)
- P(b);::R1(D)
- Refutation
- K(a);S_FLIGHT,XR(D)
- Try
- P(E);N_PINP(b)
- Vars
- P(b);SBLOCK,XR(D)::R(G)+P(E)
- P(b);::R1(D)
- Refutation
- K(a);S_FLIGHT,XR(D)
- Try
- Actual
- R(G);N_PINP(b)
- Vars
- K(a);OGATEB,S_FLIGHT,XR(D)::B(C)
- P(b);OGATEB,SBLOCK,XR(D)::R(G)
- P(b);::R1(D)
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