MESON Chess Problem Database
Problem Display
PID: 105805 (7k/8/8/2p5/2Rb4/Q5R1/8/7K w - - 0 1)
Kichigin, Viktor Vladimirovich
Canadian Chess Chat, 1982
#2
4 + 3
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Ba1
- 2.Rh4#
- 1...Bg1
- 2.Rh4#
- 1...Bb2
- 2.Rh4#
- 1...Bf2
- 2.Rh4#
- 1...Bc3
- 2.Rh4#
- 1...Be5
- 2.Rh4#
- 1...Ba1
- Tries
- 1.Rxd4?
- threat
- 2.Rh4#
- 1...Kh7
- 2.Rh4#
- 1...cxd4!
- threat
- 1.Qa1?
- 1...Bxa1
- 2.Rh4#
- 1...Bg7
- 2.Qxg7#
- 1...Bb2
- 2.Rh4#
- 1...Bc3
- 2.Rh4#
- 1...Be5
- 2.Rh4#
- 1...Bf6
- 2.Rh4#
- 1...Kh7!
- 1...Bxa1
- 1.Qc3?
- 1...Bxc3
- 2.Rh4#
- 1...Bg7
- 2.Qxg7#
- 1...Be5
- 2.Rh4#
- 1...Bf6
- 2.Rh4#
- 1...Kh7!
- 1...Bxc3
- 1.Qa7?
- 1...Bg7
- 2.Qxg7#
- 1...Bf2
- 2.Rh4#
- 2.Qg7#
- 1...Ba1
- 2.Rh4#
- 1...Bg1
- 2.Rh4#
- 2.Qg7#
- 1...Bb2
- 2.Rh4#
- 1...Bc3
- 2.Rh4#
- 1...Be3
- 2.Qg7#
- 1...Be5
- 2.Rh4#
- 1...Bf6!
- 1...Bg7
- 1.Rxd4?
- Keys
- 1.Qb2!
- threat
- 2.Qh2#
- 1...Kh7
- 2.Qh2#
- 1...Bxb2
- 2.Rh4#
- 1...Bg7
- 2.Qxg7#
- 1...Bf6
- 2.Rh4#
- threat
- 1.Qb2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 5
- Sets
- B(a);OGATE::R(D)
- Tries
- Try
- R(D);XB(a)
- Threat
- R(D)
- Vars
- K(c);P-FLIGHT::R(D)
- Refutation
- P(b);XR(D)
- Try
- Q(B);P_PINB(a)
- Vars
- B(a);N_SPINB(a),OGATE,XQ(B)::R(D)
- B(a);OGATE::QAB1(B),XB(a)
- B(a);OGATE::R(D)
- Refutation
- K(c);N_SPINB(a),P-FLIGHT
- Try
- Q(B);P_PINB(a)
- Vars
- B(a);N_SPINB(a),OGATE,XQ(B)::R(D)
- B(a);OGATE::QAB1(B),XB(a)
- B(a);OGATE::R(D)
- Refutation
- K(c);N_SPINB(a),P-FLIGHT
- Try
- Q(B);
- Vars
- B(a);N_GUARD::QAB1(B),XB(a)
- B(a);OGATE::R(D)
- B(a);N_GUARD::QAB1(B)
- Refutation
- B(a);
- Try
- Actual
- Q(B);P_PINB(a)
- Threat
- QAR(B)
- Vars
- K(c);N_SPINB(a),P-FLIGHT::QAR(B)
- B(a);N_SPINB(a),OGATE,XQ(B)::R(D)
- B(a);OGATE::QAB1(B),XB(a)
- B(a);OGATE::R(D)
Developed and maintained by Brian Stephenson.
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