MESON Chess Problem Database
Problem Display
PID: 261499 (1Q6/7B/2bp4/2RnR3/p2k4/P2N1p2/KP5B/5N2 w - - 0 1)
Juhe, Heinrich
Neue Zurcher Zeitung, 1967
#2
10 + 6
| 6490 | yacpdb | 2022 |
SOLUTION
- SOUND
- Sets
- 1...Bb5
- 2.Rexd5#
- 1...Bd7
- 2.Rexd5#
- 1...Be8
- 2.Rexd5#
- 1...Sc3+
- 2.bxc3#
- 1...Sb4+
- 2.Qxb4#
- 1...Sf4
- 2.Qb4#
- 1...Sf6
- 2.Qb4#
- 1...Sc7
- 2.Qb4#
- 1...Se7
- 2.Qb4#
- 1...dxe5
- 2.Bxe5#
- 2.Qxe5#
- 1...Bb5
- Tries
- 1.Bg1+?
- 1...Se3
- 2.Bxe3#
- 2.Qb4#
- 1...f2!
- 1...Se3
- 1.Rc3?
- threat
- 2.Re4#
- 1...Sb4+
- 2.Qxb4#
- 1...dxe5
- 2.Bxe5#
- 2.Qxe5#
- 1...Se3
- 2.Qa7#
- 2.Qb6#
- 1...Sf4
- 2.Qa7#
- 2.Qb4#
- 2.Qb6#
- 1...Sb6
- 2.Qxb6#
- 1...Sf6
- 2.Qa7#
- 2.Qb4#
- 2.Qb6#
- 1...Sc7
- 2.Qa7#
- 2.Qb4#
- 2.Qb6#
- 1...Se7
- 2.Qa7#
- 2.Qb4#
- 2.Qb6#
- 1...Sxc3+!
- threat
- 1.Rcxd5+?
- 1...Kc4
- 2.Sd2#
- 2.Se3#
- 2.Qb4#
- 1...Bxd5+!
- 1...Kc4
- 1.Rxc6?
- 1...Sc3+
- 2.bxc3#
- 1...Sb4+
- 2.Qxb4#
- 1...dxe5
- 2.Bxe5#
- 2.Qxe5#
- 1...Se3
- 2.Qa7#
- 2.Qb6#
- 1...Sf4
- 2.Qa7#
- 2.Qb4#
- 2.Qb6#
- 1...Sb6
- 2.Qxb6#
- 1...Sf6
- 2.Qa7#
- 2.Qb4#
- 2.Qb6#
- 1...Sc7
- 2.Qa7#
- 2.Qb4#
- 2.Qb6#
- 1...Se7
- 2.Qa7#
- 2.Qb4#
- 2.Qb6#
- 1...f2!
- 1...Sc3+
- 1.Qb3?
- threat
- 2.Rc4#
- 2.Re4#
- 2.Qc4#
- 1...Sc3+
- 2.Qxc3#
- 2.bxc3#
- 1...Sb4+
- 2.Qxb4#
- 1...dxc5
- 2.Re4#
- 1...dxe5
- 2.Bxe5#
- 2.Rc4#
- 2.Qc4#
- 1...Bb5
- 2.Rcxd5#
- 2.Re4#
- 2.Rexd5#
- 2.Qxd5#
- 1...Se3
- 2.Qc3#
- 1...Sf4
- 2.Rc4#
- 2.Qc4#
- 2.Qc3#
- 2.Qb4#
- 1...Sb6
- 2.Qc3#
- 1...Sf6
- 2.Rc4#
- 2.Qc4#
- 2.Qc3#
- 2.Qb4#
- 1...Sc7
- 2.Rc4#
- 2.Qc4#
- 2.Qc3#
- 2.Qb4#
- 1...Se7
- 2.Rc4#
- 2.Qc4#
- 2.Qc3#
- 2.Qb4#
- 1...axb3+!
- threat
- 1.Bg1+?
- Keys
- 1.Sf4!
- threat
- 2.Se6#
- 1...Sc3+
- 2.bxc3#
- 1...Sb4+
- 2.Qxb4#
- 1...Kxc5
- 2.Qb4#
- 1...Kxe5
- 2.Qh8#
- 1...Sxf4
- 2.Qb4#
- 1...dxc5
- 2.Re4#
- 1...Bd7
- 2.Rexd5#
- 1...Sc7
- 2.Qb4#
- threat
- 1.Sf4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 4
- Sets
- B(e);N_GUARD::R1(H),XS(d)
- S(d);CHECK,OGATE::P(C),XS(d)
- S(d);CHECK,N_GUARD::QAR2(J),XS(d)
- S(d);N_GUARD::QAR2(J)
- Tries
- Try
- B(D);CHECK
- Refutation
- P(a);P_SPINP(a)
- Try
- R(G);
- Threat
- R1(H)
- Vars
- S(d);CHECK,N_GUARD::QAR2(J),XS(d)
- S(d);N_GUARD::QAB(J),XS(d)
- Refutation
- S(d);CHECK,XR(G)
- Try
- R(G);CHECK,XS(d)
- Refutation
- B(e);CHECK,XR(G)
- Try
- R(G);XB(e)
- Vars
- S(d);CHECK,OGATE::P(C),XS(d)
- S(d);CHECK,N_GUARD::QAR2(J),XS(d)
- S(d);N_GUARD::QAB(J),XS(d)
- Refutation
- P(a);
- Try
- Q(J);
- Threat
- DUALS(3)
- Vars
- S(d);CHECK,N_GUARD::QAR2(J),XS(d)
- P(f);XR(G)::R1(H)
- S(d);N_GUARD::QAB1(J)
- Refutation
- P(b);CHECK,XQ(J)
- Try
- Actual
- S(F);
- Threat
- S(F)
- Vars
- S(d);CHECK,OGATE::P(C),XS(d)
- S(d);CHECK,N_GUARD::QAR2(J),XS(d)
- K(c);N_GUARD,P_SPINS(d),S_FLIGHT,XR(G)::QAB1(J)
- K(c);OGATEB,P_SPINP(f),P_SPINS(d),S_FLIGHT,XR(H)::QAB(J)
- S(d);N_GUARD,XS(F)::QAR2(J)
- P(f);SBLOCK,XR(G)::R1(H)
- B(e);N_GUARD::R1(H),XS(d)
- S(d);N_GUARD::QAR2(J)
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