MESON Chess Problem Database
Problem Display
PID: 7840 (3r1NB1/Q1p3n1/1qP3pb/R7/3k3r/1PNP4/2KB4/4R1n1 w - - 0 1)
Witt, Andreas
Landeszeitung fur die Luneburger Heide, 1994
#2
11 + 9
| 6114 | Problemschach-Jahrbuch (1994) | 1995 |
SOLUTION
- SOUND
- Sets
- 1...Qc5
- 2.Ra4#
- 2.Qxc5#
- 1...Rh1
- 2.Re4#
- 1...Rh2
- 2.Re4#
- 1...Rh3
- 2.Re4#
- 1...Re4
- 2.Rxe4#
- 1...Rf4
- 2.Be3#
- 1...Rh5
- 2.Re4#
- 1...Rd5
- 2.Rxd5#
- 1...Ra8
- 2.Rd5#
- 1...Rb8
- 2.Rd5#
- 1...Rc8
- 2.Rd5#
- 1...Re8
- 2.Rd5#
- 1...Rxf8
- 2.Rd5#
- 1...Be3
- 2.Bxe3#
- 1...Bf4
- 2.Re4#
- 1...Se2
- 2.Sxe2#
- 1...Sf3
- 2.Se2#
- 1...Sh3
- 2.Se2#
- 1...Sf5
- 2.Se6#
- 1...Sh5
- 2.Se6#
- 1...Se6
- 2.Sxe6#
- 1...Se8
- 2.Se6#
- 1...g5
- 2.Be3#
- 1...Qc5
- Tries
- 1.Sd7?
- threat
- 2.Sb5#
- 2.Ra4#
- 2.Rd5#
- 1...Qxa7
- 2.Sb5#
- 2.Rd5#
- 1...Rxg8
- 2.Ra4#
- 2.Rd5#
- 1...Qc5
- 2.Ra4#
- 2.Qxc5#
- 1...Rh5
- 2.Re4#
- 2.Ra4#
- 1...Se6
- 2.Ra4#
- 2.Rd5#
- 1...Rxd7!
- threat
- 1.Rea1?
- threat
- 2.R1a4#
- 1...Qc5
- 2.Qxc5#
- 1...Rd5
- 2.Rxd5#
- 1...Bxd2!
- threat
- 1.Rb5?
- threat
- 2.Qa4#
- 1...Qc5
- 2.Rb4#
- 2.Qxc5#
- 1...Ra8
- 2.Rd5#
- 1...Qxa7!
- threat
- 1.Rf5?
- threat
- 2.Sb5#
- 1...Sxf5
- 2.Se6#
- 1...Rd5
- 2.Rxd5#
- 1...Qc5
- 2.Qxc5#
- 1...gxf5!
- threat
- 1.Rg5?
- threat
- 2.Sb5#
- 2.Be3#
- 1...Rd5
- 2.Be3#
- 2.Rxd5#
- 1...Sf5
- 2.Se6#
- 1...Se2
- 2.Sxe2#
- 2.Sb5#
- 1...Qc5
- 2.Be3#
- 2.Qxc5#
- 1...Rh2
- 2.Sb5#
- 2.Re4#
- 1...Rh3
- 2.Sb5#
- 2.Re4#
- 1...Re4
- 2.Sb5#
- 2.Rxe4#
- 1...Re8
- 2.Sb5#
- 2.Rd5#
- 1...Bxg5!
- threat
- 1.Sd7?
- Keys
- 1.b4!
- threat
- 2.Sb5#
- 1...Se2
- 2.Sxe2#
- 1...Qc5
- 2.Qxc5#
- 1...Re4
- 2.Rxe4#
- 1...Rh5
- 2.Re4#
- 1...Rd5
- 2.Rxd5#
- 1...Be3
- 2.Bxe3#
- 1...Se6
- 2.Sxe6#
- threat
- 1.b4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 16
- Sets
- R(c);N_GUARD::R1(A)
- R(c);N_GUARD,P_PINB(C)::R1(A)
- R(c);N_GUARD::R1(A),XR(c)
- R(c);S_CUTB(f)::B(C)
- R(i);N_GUARD::R1(G),XR(i)
- R(i);N_GUARD::R1(G)
- R(i);N_GUARD,XS(J)::R1(G)
- B(f);N_GUARD::B(C),XB(f)
- B(f);S_CUTR(c)::R1(A)
- S(a);N_GUARD::S(E),XS(a)
- S(a);N_GUARD::S(E)
- S(h);N_GUARD::S(J)
- S(h);N_GUARD::S(J),XS(h)
- P(e);S_CUTB(f)::B(C)
- Tries
- Try
- S(J);
- Threat
- DUALS(3)
- Refutation
- R(i);XS(J)
- Try
- R(A);
- Threat
- R(A)
- Vars
- Q(d);OGATE,P_PINS(E)::QAB1(I),XQ(d)
- R(i);N_GUARD::R1(G),XR(i)
- Refutation
- B(f);XB(C)
- Try
- R(G);
- Threat
- QAR(I)
- Vars
- R(i);N_GUARD::R1(G)
- Refutation
- Q(d);N_SPINQ(d),XQ(I)
- Try
- R(G);
- Threat
- S(E)
- Vars
- S(h);N_GUARD,XR(G)::S(J)
- R(i);N_GUARD::R1(G),XR(i)
- Q(d);OGATE,P_PINS(E)::QAB1(I),XQ(d)
- Refutation
- P(e);XR(G)
- Try
- R(G);
- Threat
- DUALS(2)
- Vars
- S(h);N_GUARD::S(J)
- Refutation
- B(f);XR(G)
- Try
- Actual
- P(D);
- Threat
- S(E)
- Vars
- S(a);N_GUARD::S(E),XS(a)
- Q(d);OGATE,P_PINS(E)::QAB1(I),XQ(d)
- R(c);N_GUARD::R1(A),XR(c)
- R(c);N_GUARD::R1(A)
- R(i);N_GUARD::R1(G),XR(i)
- B(f);N_GUARD::B(C),XB(f)
- S(h);N_GUARD::S(J),XS(h)
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