MESON Chess Problem Database
Problem Display
PID: 106094 (2QR4/2b5/1p1B4/1P1B1P2/8/3kp3/pP1N4/Kb1R1N2 w - - 0 1)
Kapitonov, P
Shakhmaty (Baku), 1991
#2
11 + 6
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Kd4
- 2.Sxb1#
- 2.Sb3#
- 2.Sf3#
- 1...Bxd6
- 2.Qc4#
- 1...Bb8
- 2.Qc4#
- 1...Bxd8
- 2.Qc4#
- 1...exd2
- 2.Rxd2#
- 1...Kd4
- Tries
- 1.Sxb1+?
- 1...Kc2
- 2.Sxe3#
- 1...Ke2!
- 1...Kc2
- 1.Sb3+?
- 1...Kc2
- 2.Sxe3#
- 1...Ke2!
- 1...Kc2
- 1.Sf3+?
- 1...Kc2
- 2.Sxe3#
- 1...Ke2!
- 1...Kc2
- 1.Sc4+?
- 1...Kc2
- 2.Scxe3#
- 1...Ke2!
- 1...Kc2
- 1.Se4+?
- 1...Kc2
- 2.Sxe3#
- 1...Ke2!
- 1...Kc2
- 1.Bc4+?
- 1...Kc2
- 2.Sxe3#
- 1...Kd4!
- 1...Kc2
- 1.Bh2?
- 1...Kc2
- 2.Bb3#
- 1...Kd4
- 2.Sb3#
- 1...Bxh2
- 2.Qc4#
- 1...Bxd8
- 2.Qc4#
- 1...exd2
- 2.Rxd2#
- 1...Bc2
- 2.Bc4#
- 1...Bg3
- 2.Qc4#
- 1...Bf4
- 2.Qc4#
- 1...Be5
- 2.Qc4#
- 1...Bd6
- 2.Qc4#
- 1...Bb8
- 2.Qc4#
- 1...e2
- 2.Be4#
- 1...Ke2!
- 1...Kc2
- 1.Ba3?
- 1...Kc2
- 2.Bb3#
- 1...Kd4
- 2.Sf3#
- 1...Bxd8
- 2.Qc4#
- 1...exd2
- 2.Rxd2#
- 1...Bc2
- 2.Bc4#
- 1...Bh2
- 2.Qc4#
- 1...Bg3
- 2.Qc4#
- 1...Bf4
- 2.Qc4#
- 1...Be5
- 2.Qc4#
- 1...Bd6
- 2.Qc4#
- 1...Bb8
- 2.Qc4#
- 1...e2
- 2.Be4#
- 1...Ke2!
- 1...Kc2
- 1.Bb4?
- 1...Kc2
- 2.Bb3#
- 1...Kd4
- 2.Sf3#
- 1...Bxd8
- 2.Qc4#
- 1...exd2
- 2.Rxd2#
- 1...Bc2
- 2.Bc4#
- 1...Bh2
- 2.Qc4#
- 1...Bg3
- 2.Qc4#
- 1...Bf4
- 2.Qc4#
- 1...Be5
- 2.Qc4#
- 1...Bd6
- 2.Qc4#
- 1...Bb8
- 2.Qc4#
- 1...e2
- 2.Be4#
- 1...Ke2!
- 1...Kc2
- 1.Bf4?
- 1...Kc2
- 2.Bb3#
- 1...Kd4
- 2.Sb3#
- 1...Bxf4
- 2.Qc4#
- 1...Bxd8
- 2.Qc4#
- 1...exd2
- 2.Rxd2#
- 1...Bc2
- 2.Bc4#
- 1...Be5
- 2.Qc4#
- 1...Bd6
- 2.Qc4#
- 1...Bb8
- 2.Qc4#
- 1...e2
- 2.Be4#
- 1...Ke2!
- 1...Kc2
- 1.Be5?
- 1...Kc2
- 2.Bb3#
- 1...Bxe5
- 2.Qc4#
- 1...Bxd8
- 2.Qc4#
- 1...exd2
- 2.Rxd2#
- 1...Bc2
- 2.Bc4#
- 1...Bd6
- 2.Qc4#
- 1...Bb8
- 2.Qc4#
- 1...e2
- 2.Be4#
- 1...Ke2!
- 1...Kc2
- 1.Bxc7?
- 1...Kc2
- 2.Bb3#
- 1...Kd4
- 2.Sb3#
- 1...exd2
- 2.Rxd2#
- 1...Bc2
- 2.Bf3#
- 2.Bc4#
- 1...e2
- 2.Bb3#
- 2.Be4#
- 1...Ke2!
- 1...Kc2
- 1.Be7?
- 1...Kc2
- 2.Bb3#
- 1...Kd4
- 2.Sf3#
- 1...Bxd8
- 2.Qc4#
- 1...exd2
- 2.Rxd2#
- 1...Bc2
- 2.Bc4#
- 1...Bh2
- 2.Qc4#
- 1...Bg3
- 2.Qc4#
- 1...Bf4
- 2.Qc4#
- 1...Be5
- 2.Qc4#
- 1...Bd6
- 2.Qc4#
- 1...Bb8
- 2.Qc4#
- 1...e2
- 2.Be4#
- 1...Ke2!
- 1...Kc2
- 1.Bf8?
- 1...Kc2
- 2.Bb3#
- 1...Kd4
- 2.Sf3#
- 1...Bxd8
- 2.Qc4#
- 1...exd2
- 2.Rxd2#
- 1...Bc2
- 2.Bc4#
- 1...Bh2
- 2.Qc4#
- 1...Bg3
- 2.Qc4#
- 1...Bf4
- 2.Qc4#
- 1...Be5
- 2.Qc4#
- 1...Bd6
- 2.Qc4#
- 1...Bb8
- 2.Qc4#
- 1...e2
- 2.Be4#
- 1...Ke2!
- 1...Kc2
- 1.Qxc7?
- threat
- 2.Qc4#
- 1...Kd4
- 2.Sxb1#
- 2.Sb3#
- 2.Sf3#
- 2.Qc4#
- 1...Ke2!
- threat
- 1.Sxb1+?
- Keys
- 1.Bg3!
- 1...Kc2
- 2.Bb3#
- 1...Ke2
- 2.Bf3#
- 1...Kd4
- 2.Sb3#
- 1...Bxg3
- 2.Qc4#
- 1...Bxd8
- 2.Qc4#
- 1...exd2
- 2.Rxd2#
- 1...Bc2
- 2.Bc4#
- 1...Bf4
- 2.Qc4#
- 1...Be5
- 2.Qc4#
- 1...Bd6
- 2.Qc4#
- 1...Bb8
- 2.Qc4#
- 1...e2
- 2.Be4#
- 1...Kc2
- 1.Bg3!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 8
- REMOVED MATES = 0
- Sets
- B(f);OGATE,XB(I)::QAB1(J)
- B(f);OGATE::QAB1(J)
- B(f);OGATE,XR(K)::QAB1(J)
- P(d);OGATE,P_SPINP(d),XS(E)::R1(B),XP(d)
- Tries
- Try
- S(E);CHECK,XB(a)
- Vars
- K(c);P_SPINB(f),S_FLIGHT::S(C),XP(d)
- Refutation
- K(c);S_FLIGHT
- Try
- S(E);CHECK
- Vars
- K(c);P_SPINB(f),S_FLIGHT::S(C),XP(d)
- Refutation
- K(c);S_FLIGHT
- Try
- S(E);CHECK
- Vars
- K(c);P_SPINB(f),S_FLIGHT::S(C),XP(d)
- Refutation
- K(c);S_FLIGHT
- Try
- S(E);CHECK
- Vars
- K(c);S_FLIGHT::S(E),XP(d)
- Refutation
- K(c);S_FLIGHT
- Try
- S(E);CHECK
- Vars
- K(c);P_SPINB(f),S_FLIGHT::S(C),XP(d)
- Refutation
- K(c);S_FLIGHT
- Try
- B(G);CHECK
- Vars
- K(c);S_FLIGHT::S(C),XP(d)
- Refutation
- K(c);P-FLIGHT
- Try
- B(I);
- Vars
- K(c);P_SPINB(f),S_FLIGHT::B(G)
- K(c);P-FLIGHT::R(B)+S(E),DCHECK
- B(f);OGATE,XB(I)::QAB1(J)
- B(f);OGATE,XR(K)::QAB1(J)
- P(d);OGATE,P_SPINP(d),XS(E)::R1(B),XP(d)
- B(a);SBLOCK::R(K)+B(G),DCHECK
- B(f);OGATE::QAB1(J)
- B(f);OGATE,P_PINP(D)::QAB1(J)
- P(d);SBLOCK::R(K)+B(G),DCHECK
- Refutation
- K(c);S_FLIGHT
- Try
- B(I);
- Vars
- K(c);P_SPINB(f),S_FLIGHT::B(G)
- K(c);P-FLIGHT::R(B)+S(E),DCHECK
- B(f);OGATE,XR(K)::QAB1(J)
- P(d);OGATE,P_SPINP(d),XS(E)::R1(B),XP(d)
- B(a);SBLOCK::R(K)+B(G),DCHECK
- B(f);OGATE::QAB1(J)
- B(f);OGATE,P_PINP(D)::QAB1(J)
- P(d);SBLOCK::R(K)+B(G),DCHECK
- Refutation
- K(c);S_FLIGHT
- Try
- B(I);
- Vars
- K(c);P_SPINB(f),S_FLIGHT::B(G)
- K(c);P-FLIGHT::R(B)+S(E),DCHECK
- B(f);OGATE,XR(K)::QAB1(J)
- P(d);OGATE,P_SPINP(d),XS(E)::R1(B),XP(d)
- B(a);SBLOCK::R(K)+B(G),DCHECK
- B(f);OGATE::QAB1(J)
- B(f);OGATE,P_PINP(D)::QAB1(J)
- P(d);SBLOCK::R(K)+B(G),DCHECK
- Refutation
- K(c);S_FLIGHT
- Try
- B(I);
- Vars
- K(c);P_SPINB(f),S_FLIGHT::B(G)
- K(c);P-FLIGHT::R(B)+S(E),DCHECK
- B(f);OGATE,XB(I)::QAB1(J)
- B(f);OGATE,XR(K)::QAB1(J)
- P(d);OGATE,P_SPINP(d),XS(E)::R1(B),XP(d)
- B(a);SBLOCK::R(K)+B(G),DCHECK
- B(f);OGATE,P_PINP(D)::QAB1(J)
- B(f);OGATE::QAB1(J)
- P(d);SBLOCK::R(K)+B(G),DCHECK
- Refutation
- K(c);S_FLIGHT
- Try
- B(I);
- Vars
- K(c);P_SPINB(f),S_FLIGHT::B(G)
- B(f);OGATE,P_PINP(D),XB(I)::QAB1(J)
- B(f);OGATE,XR(K)::QAB1(J)
- P(d);OGATE,P_SPINP(d),XS(E)::R1(B),XP(d)
- B(a);SBLOCK::R(K)+B(G),DCHECK
- B(f);OGATE::QAB1(J)
- P(d);SBLOCK::R(K)+B(G),DCHECK
- Refutation
- K(c);S_FLIGHT
- Try
- B(I);XB(f)
- Vars
- K(c);S_FLIGHT::B(G)
- K(c);P-FLIGHT::R(B)+S(E),DCHECK
- P(d);OGATE,P_SPINP(d),XS(E)::R1(B),XP(d)
- Refutation
- K(c);S_FLIGHT
- Try
- B(I);
- Vars
- K(c);P_SPINB(f),S_FLIGHT::B(G)
- K(c);P-FLIGHT::R(B)+S(E),DCHECK
- B(f);OGATE,XR(K)::QAB1(J)
- P(d);OGATE,P_SPINP(d),XS(E)::R1(B),XP(d)
- B(a);SBLOCK::R(K)+B(G),DCHECK
- B(f);OGATE::QAB1(J)
- B(f);OGATE,P_PINP(D)::QAB1(J)
- P(d);SBLOCK::R(K)+B(G),DCHECK
- Refutation
- K(c);S_FLIGHT
- Try
- B(I);
- Vars
- K(c);P_SPINB(f),S_FLIGHT::B(G)
- K(c);P-FLIGHT::R(B)+S(E),DCHECK
- B(f);OGATE,XR(K)::QAB1(J)
- P(d);OGATE,P_SPINP(d),XS(E)::R1(B),XP(d)
- B(a);SBLOCK::R(K)+B(G),DCHECK
- B(f);OGATE::QAB1(J)
- B(f);OGATE,P_PINP(D)::QAB1(J)
- P(d);SBLOCK::R(K)+B(G),DCHECK
- Refutation
- K(c);S_FLIGHT
- Try
- Q(J);XB(f)
- Threat
- QAB1(J)
- Refutation
- K(c);S_FLIGHT
- Try
- Actual
- B(I);
- Vars
- K(c);P_SPINB(f),S_FLIGHT::B(G)
- K(c);S_FLIGHT::B(G)
- K(c);P-FLIGHT::R(B)+S(E),DCHECK
- B(f);OGATE,XB(I)::QAB1(J)
- B(f);OGATE,XR(K)::QAB1(J)
- P(d);OGATE,P_SPINP(d),XS(E)::R1(B),XP(d)
- B(a);SBLOCK::R(K)+B(G),DCHECK
- B(f);OGATE::QAB1(J)
- B(f);OGATE,P_PINP(D)::QAB1(J)
- P(d);SBLOCK::R(K)+B(G),DCHECK
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
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