MESON Chess Problem Database
Problem Display
PID: 63955 (B7/3N4/b3R1p1/1p1N4/Qp1k1p1r/1p5r/nKR1PP1b/8 w - - 0 1)
Muller, Dieter
1/2 Prize, Freie Presse, 1979
#2
9 + 11
| 3750 | FIDE Album (1977-1979) | 1984 |
SOLUTION
- SOUND
- Sets
- 1...Bc8
- 2.Qa7#
- 1...Sc1
- 2.Qxb4#
- 1...Sc3
- 2.Qxb4#
- 1...Bc8
- Tries
- 1.Se3?
- threat
- 2.Rd2#
- 2.Re4#
- 2.Rd6#
- 1...Rxe3
- 2.Rd6#
- 1...bxc2
- 2.Re4#
- 2.Rd6#
- 1...bxa4
- 2.Re4#
- 2.Rd6#
- 1...Rh5
- 2.Rd2#
- 2.Re4#
- 1...Bb7
- 2.Rd2#
- 2.Qa7#
- 1...Sc1
- 2.Re4#
- 2.Rd6#
- 2.Qxb4#
- 1...Sc3
- 2.Rd2#
- 2.Qxb4#
- 1...f3
- 2.Rd2#
- 1...fxe3!
- threat
- 1.Sxb4?
- threat
- 2.Re4#
- 2.Rd6#
- 1...bxc2
- 2.Sxc2#
- 2.Re4#
- 1...Rc3
- 2.Re4#
- 1...Re3
- 2.Rd6#
- 1...Rh5
- 2.Re4#
- 1...Bb7
- 2.Qa7#
- 1...f3
- 2.e3#
- 1...Sc3!
- threat
- 1.S5b6?
- threat
- 2.Re4#
- 2.Rd6#
- 1...Re3
- 2.Rd6#
- 1...Rh5
- 2.Re4#
- 1...Sc3
- 2.Qxb4#
- 1...f3
- 2.Rd2#
- 1...Bb7!
- threat
- 1.S5f6?
- threat
- 2.Re4#
- 2.Rd6#
- 1...bxc2
- 2.Re4#
- 1...Rc3
- 2.Re4#
- 1...Sc3
- 2.Qxb4#
- 1...Bb7
- 2.Qa7#
- 1...Re3
- 2.Rd6#
- 1...Rh5
- 2.Re4#
- 1...f3!
- threat
- 1.Sc7?
- threat
- 2.Re4#
- 2.Rd6#
- 1...bxc2
- 2.Re4#
- 1...Rc3
- 2.Re4#
- 1...Sc3
- 2.Qxb4#
- 1...Bb7
- 2.Qa7#
- 1...Re3
- 2.Rd6#
- 1...Rh5
- 2.Re4#
- 1...f3!
- threat
- 1.Se7?
- threat
- 2.Re4#
- 2.Rd6#
- 1...bxc2
- 2.Re4#
- 1...Rc3
- 2.Re4#
- 1...Sc3
- 2.Qxb4#
- 1...Bb7
- 2.Qa7#
- 1...Re3
- 2.Rd6#
- 1...Rh5
- 2.Re4#
- 1...f3!
- threat
- 1.Rd2+?
- 1...Kc4
- 2.S5b6#
- 2.Re4#
- 2.Rc6#
- 1...Rd3!
- 1...Kc4
- 1.Rc4+?
- 1...Kxc4
- 2.Re4#
- 1...bxc4!
- 1...Kxc4
- 1.Se3?
- Keys
- 1.Sxf4!
- threat
- 2.Re4#
- 2.Rd6#
- 1...Rxf4
- 2.Rd6#
- 1...Bxf4
- 2.Re4#
- 1...bxc2
- 2.Re4#
- 1...Rc3
- 2.Re4#
- 1...Sc3
- 2.Qxb4#
- 1...Re3
- 2.Rd6#
- 2.fxe3#
- 1...Rh5
- 2.Re4#
- 1...Bb7
- 2.Qa7#
- threat
- 1.Sxf4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 6
- REMOVED MATES = 2
- Sets
- B(j);OGATE::QAB(E)
- S(a);N_GUARD::QAR2(E),XP(e)
- Tries
- Try
- S(F);
- Threat
- DUALS(3)
- Vars
- R(d);XS(F)::R(G)
- P(g);::R(B)
- Refutation
- P(g);XS(F)
- Try
- S(F);XP(e)
- Threat
- DUALS(2)
- Vars
- R(d);::R1(G)
- R(d);::R(G)
- R(h);::R1(G)
- B(j);OGATE::QAB(E)
- P(g);N_GUARD,S_CUTR(d)::P(C)
- Refutation
- S(a);
- Try
- S(F);
- Threat
- DUALS(2)
- Vars
- R(d);::R(G)
- R(h);::R1(G)
- S(a);N_GUARD::QAR2(E),XP(e)
- P(g);S_CUTR(d)::R(B)
- Refutation
- B(j);
- Try
- S(F);
- Threat
- DUALS(2)
- Vars
- P(c);XR(B)::R1(G)
- R(d);::R1(G)
- S(a);N_GUARD::QAR2(E),XP(e)
- B(j);OGATE::QAB(E)
- R(d);::R(G)
- R(h);::R1(G)
- Refutation
- P(g);
- Try
- S(F);
- Threat
- DUALS(2)
- Vars
- P(c);XR(B)::R1(G)
- R(d);::R1(G)
- S(a);N_GUARD::QAR2(E),XP(e)
- B(j);OGATE::QAB(E)
- R(d);::R(G)
- R(h);::R1(G)
- Refutation
- P(g);
- Try
- S(F);
- Threat
- DUALS(2)
- Vars
- P(c);XR(B)::R1(G)
- R(d);::R1(G)
- S(a);N_GUARD::QAR2(E),XP(e)
- B(j);OGATE::QAB(E)
- R(d);::R(G)
- R(h);::R1(G)
- Refutation
- P(g);
- Try
- R(B);CHECK
- Refutation
- R(d);P_SPINR(d)
- Try
- R(B);CHECK,N_PINP(e)
- Vars
- K(f);P-FLIGHT,P_SPINP(e),XR(B)::R(G)
- Refutation
- P(i);XR(B)
- Try
- Actual
- S(F);XP(g)
- Threat
- DUALS(2)
- Vars
- R(h);XS(F)::R(G)
- B(b);XS(F)::R1(G)
- P(c);XR(B)::R1(G)
- R(d);::R1(G)
- S(a);N_GUARD::QAR2(E),XP(e)
- R(h);::R1(G)
- B(j);OGATE::QAB(E)
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