MESON Chess Problem Database
Problem Display
PID: 135732 (r7/1p1P3p/2NRPkNP/5Bp1/pK2PrP1/pP1R1Q2/1n6/B4n2 w - - 0 1)
Ancin, Andrej
Sachove umeni (Ceskoslovensky sach), 1962
#2
14 + 10
| 14649 | Andrej Ancin - Chess Compositions | 2008 |
SOLUTION
- SOUND
- Sets
- 1...Rxf3
- 2.e5#
- 1...Rxe4+
- 2.Bxe4#
- 1...Rxf5
- 2.Qxf5#
- 1...Ra5
- 2.d8Q#
- 2.d8B#
- 1...Ra6
- 2.d8Q#
- 2.d8B#
- 1...Ra7
- 2.d8Q#
- 2.d8B#
- 1...Re8
- 2.dxe8S#
- 1...a2
- 2.Bxb2#
- 1...Rxf3
- Tries
- 1.Kxa3?
- threat
- 2.Bxb2#
- 2.e5#
- 1...Rxe4
- 2.Bxe4#
- 1...Rxf5
- 2.Qxf5#
- 1...Ra5
- 2.d8Q#
- 2.d8B#
- 1...axb3+!
- threat
- 1.Kc3?
- threat
- 2.e5#
- 1...Rxe4
- 2.Bxe4#
- 1...Rxf5
- 2.Qxf5#
- 1...Sxd3
- 2.Kxd3#
- 1...Ra5
- 2.d8Q#
- 2.d8B#
- 1...Sc4
- 2.Kxc4#
- 1...Sd1+!
- threat
- 1.Sce5?
- threat
- 2.e7#
- 1...Rxe4+
- 2.Bxe4#
- 1...Sxd3+
- 2.Sxd3#
- 1...Ra6
- 2.d8Q#
- 2.d8B#
- 1...Sc4
- 2.Sxc4#
- 1...hxg6!
- threat
- 1.Sge5?
- threat
- 2.e7#
- 1...Rxe4+
- 2.Bxe4#
- 1...Sxd3+
- 2.Sxd3#
- 1...Sc4
- 2.Sxc4#
- 1...bxc6!
- threat
- 1.Rd1?
- threat
- 2.Qc3#
- 1...Rxe4+
- 2.Bxe4#
- 1...Rxf3
- 2.e5#
- 1...Rxf5
- 2.Qxf5#
- 1...Ra5
- 2.d8Q#
- 2.d8B#
- 1...Se3!
- threat
- 1.Rd2?
- threat
- 2.Qc3#
- 1...Rxe4+
- 2.Bxe4#
- 1...Rxf3
- 2.e5#
- 1...Rxf5
- 2.Qxf5#
- 1...Ra5
- 2.d8Q#
- 2.d8B#
- 1...Se3!
- threat
- 1.R3d5?
- threat
- 2.Qc3#
- 1...Rxe4+
- 2.Bxe4#
- 1...Rxf3
- 2.e5#
- 1...Rxf5
- 2.Qxf5#
- 1...Se3!
- threat
- 1.R6d4?
- threat
- 2.e5#
- 1...Sxd3+
- 2.Rxd3#
- 1...Rxf5
- 2.Qxf5#
- 1...Ra5
- 2.d8Q#
- 2.d8B#
- 1...Sc4
- 2.Rxc4#
- 1...Rxe4!
- threat
- 1.Qf2?
- threat
- 2.Qd4#
- 1...Rxe4+
- 2.Bxe4#
- 1...Rxf2
- 2.e5#
- 1...Rxf5
- 2.Qxf5#
- 1...Ra5
- 2.d8Q#
- 2.d8B#
- 1...Se3!
- threat
- 1.Qxf4?
- threat
- 2.Qe5#
- 2.e5#
- 1...Ra5
- 2.d8Q#
- 2.d8B#
- 1...gxf4!
- threat
- 1.d8S?
- threat
- 2.e7#
- 1...Rxe4+
- 2.Bxe4#
- 1...Rxd8!
- threat
- 1.Kxa3?
- Keys
- 1.R3d4!
- threat
- 2.e5#
- 1...Sd3+
- 2.Rxd3#
- 1...Rxe4
- 2.Bxe4#
- 1...Rxf5
- 2.Qxf5#
- 1...Ra5
- 2.d8Q#
- 2.d8B#
- 1...Sc4
- 2.Rxc4#
- threat
- 1.R3d4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 3
- Sets
- R(e);N_PINP(F),XQ(D)::P(F)
- R(e);CHECK,OGATE,XP(F)::QAR(D)+B(H),XR(e)
- R(e);N_PINP(F),OGATE,P_SPINR(e),XB(H)::QAR1(D),XR(e)
- R(j);N_GUARD::P=Q
- R(j);OGATE::PXR(j)=S
- P(c);N_GUARD::B(A),XS(b)
- Tries
- Try
- K(E);N_SPINP(F),S_FLIGHT,XP(c)
- Threat
- DUALS(2)
- Vars
- R(e);OGATE,XP(F)::QAR(D)+B(H),XR(e)
- R(e);OGATE,P_SPINR(e),XB(H)::QAR1(D),XR(e)
- R(j);N_GUARD::P=Q
- Refutation
- P(d);CHECK,XP(B)
- Try
- K(E);N_PINS(b),N_SPINP(F),S_FLIGHT
- Threat
- P(F)
- Vars
- R(e);OGATE,XP(F)::QAR(D)+B(H),XR(e)
- R(e);OGATE,P_SPINR(e),XB(H)::QAR1(D),XR(e)
- S(b);XR(C)::B(A)+K(E),XS(b)
- R(j);N_GUARD::P=Q
- S(b);::B(A)+K(E),XS(b)
- Refutation
- S(b);CHECK
- Try
- S(I);N_PINS(b)
- Threat
- R(J)+P(K)
- Vars
- R(e);CHECK,OGATE,XP(F)::QAR(D)+B(H),XR(e)
- S(b);CHECK,XR(C)::B(A)+S(I),XS(b)
- R(j);N_GUARD::P=Q
- S(b);N_PINP(F)::B(A)+S(I),XS(b)
- Refutation
- P(i);XS(L)
- Try
- S(L);N_PINS(b)
- Threat
- R(J)+P(K)
- Vars
- R(e);CHECK,OGATE,XP(F)::QAR(D)+B(H),XR(e)
- S(b);CHECK,XR(C)::B(A)+S(L),XS(b)
- S(b);N_PINP(F)::B(A)+S(L),XS(b)
- Refutation
- P(h);XS(I)
- Try
- R(C);
- Threat
- QAB(D)
- Vars
- R(e);CHECK,OGATE,XP(F)::QAR(D)+B(H),XR(e)
- R(e);N_PINP(F),XQ(D)::P(F)
- R(e);N_PINP(F),OGATE,P_SPINR(e),XB(H)::QAR1(D),XR(e)
- R(j);N_GUARD::P=Q
- Refutation
- S(a);
- Try
- R(C);
- Threat
- QAB(D)
- Vars
- R(e);CHECK,OGATE,XP(F)::QAR(D)+B(H),XR(e)
- R(e);N_PINP(F),XQ(D)::P(F)
- R(e);N_PINP(F),OGATE,P_SPINR(e),XB(H)::QAR1(D),XR(e)
- R(j);N_GUARD::P=Q
- Refutation
- S(a);
- Try
- R(C);
- Threat
- QAB(D)
- Vars
- R(e);CHECK,OGATE,XP(F)::QAR(D)+B(H),XR(e)
- R(e);N_PINP(F),XQ(D)::P(F)
- R(e);N_PINP(F),OGATE,P_SPINR(e),XB(H)::QAR1(D),XR(e)
- Refutation
- S(a);
- Try
- R(J);N_PINS(b),N_SPINP(F)
- Threat
- P(F)
- Vars
- S(b);CHECK,OGATE,XR(C)::B(A)+R(J),XS(b)
- R(e);OGATE,P_SPINR(e),XB(H)::QAR1(D),XR(e)
- R(j);N_GUARD::P=Q
- S(b);OGATEB::B(A)+R(J),XS(b)
- Refutation
- R(e);P_PINR(J),XP(F)
- Try
- Q(D);
- Threat
- QAB(D)
- Vars
- R(e);CHECK,OGATE,XP(F)::QAR(D)+B(H),XR(e)
- R(e);N_PINP(F),XQ(D)::P(F)
- R(e);N_PINP(F),OGATE,P_SPINR(e),XB(H)::QAR1(D),XR(e)
- R(j);N_GUARD::P=Q
- Refutation
- S(a);
- Try
- Q(D);N_SPINP(F),XR(e)
- Threat
- DUALS(2)
- Vars
- R(j);N_GUARD::P=Q
- Refutation
- P(f);XQ(D)
- Try
- P(N);
- Threat
- R(J)+P(K)
- Vars
- R(e);CHECK,OGATE,XP(F)::QAR(D)+B(H),XR(e)
- Refutation
- R(j);XS(N)
- Try
- Actual
- R(C);N_PINS(b),N_SPINP(F)
- Threat
- P(F)
- Vars
- S(b);CHECK,OGATEB::B(A)+R(C),XS(b)
- R(e);OGATE,P_PINR(C),XP(F)::QAR(D)+B(H),XR(e)
- R(e);OGATE,P_SPINR(e),XB(H)::QAR1(D),XR(e)
- R(j);N_GUARD::P=Q
- S(b);OGATEB::B(A)+R(C),XS(b)
Developed and maintained by Brian Stephenson.
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