MESON Chess Problem Database
Problem Display
PID: 162426 (2NBb3/KR3p2/n1k2P2/8/PP2nP2/2N5/6R1/2Q5 w - - 0 1)
Henneberger, Walter
National-Zeitung Basel, 1954
(First published on Thu Apr 8 1954)
#2
11 + 5
| 15601 | Albrecht-Leiss-Degener Collection | 2017 |
SOLUTION
- SOUND
- Sets
- 1...Bd7
- 2.Rb6#
- 1...Sec5
- 2.b5#
- 1...Sd6
- 2.Se7#
- 1...Sxb4
- 2.Rc7#
- 1...Sac5
- 2.Rc7#
- 2.b5#
- 1...Sc7
- 2.Rxc7#
- 1...Sb8
- 2.Rc7#
- 1...Bd7
- Tries
- 1.Sxe4+?
- 1...Sc5
- 2.Se7#
- 2.Qxc5#
- 1...Kd5!
- 1...Sc5
- 1.Sb5+?
- 1...Sc3
- 2.Se7#
- 1...Sec5
- 2.Se7#
- 1...Sac5
- 2.Se7#
- 1...Kd5!
- 1...Sc3
- 1.Sd5+?
- 1...Sc3
- 2.Sde7#
- 1...Sec5
- 2.Sde7#
- 1...Sac5
- 2.Sde7#
- 1...Kxd5!
- 1...Sc3
- 1.Bb6?
- threat
- 2.b5#
- 1...Sxb4
- 2.Rc7#
- 1...Sc7
- 2.Rxc7#
- 1...Sd6
- 2.Se7#
- 1...Sxc3!
- threat
- 1.Rd2?
- threat
- 2.Se7#
- 2.Rb6#
- 1...Sxb4
- 2.Rc7#
- 1...Sd6
- 2.Se7#
- 2.Rxd6#
- 1...Sxd2!
- threat
- 1.Rg5?
- threat
- 2.b5#
- 1...Sxb4
- 2.Rc7#
- 1...Sc7
- 2.Rxc7#
- 1...Sd6
- 2.Se7#
- 1...Sxg5!
- threat
- 1.Qd2?
- threat
- 2.Se7#
- 2.Rb6#
- 2.Qd5#
- 1...Sxc3
- 2.Se7#
- 2.Rb6#
- 2.Qd6#
- 1...Sxf6
- 2.Se7#
- 2.Rb6#
- 2.Qd6#
- 1...Sxb4
- 2.Rc7#
- 1...Sd6
- 2.Se7#
- 2.Qd5#
- 2.Qxd6#
- 1...Sc7
- 2.Se7#
- 2.Rb6#
- 2.Rxc7#
- 1...Sxd2!
- threat
- 1.Qa3?
- threat
- 2.b5#
- 1...Sxb4
- 2.Rc7#
- 1...Sc7
- 2.Rxc7#
- 1...Sd6
- 2.Se7#
- 1...Sxc3!
- threat
- 1.Qe3?
- threat
- 2.Qb6#
- 2.Qxe4#
- 2.b5#
- 1...Sxf6
- 2.Qb6#
- 2.b5#
- 1...Sxb4
- 2.Rc7#
- 2.Qb6#
- 1...Sc7
- 2.Rxc7#
- 1...Sd2
- 2.Qb6#
- 2.Qxe8#
- 2.b5#
- 1...Sf2
- 2.Qb6#
- 2.Qxe8#
- 2.b5#
- 1...Sg3
- 2.Qb6#
- 2.Qxe8#
- 2.b5#
- 1...Sec5
- 2.b5#
- 1...Sg5
- 2.Qb6#
- 2.Qxe8#
- 2.b5#
- 1...Sd6
- 2.Se7#
- 2.Qb6#
- 1...Sac5
- 2.Rc7#
- 2.b5#
- 1...Sxc3!
- threat
- 1.Qd1?
- threat
- 2.Se7#
- 2.Rb6#
- 2.Qd5#
- 1...Sxc3
- 2.Se7#
- 2.Rb6#
- 2.Qd6#
- 1...Sxf6
- 2.Se7#
- 2.Rb6#
- 2.Qd6#
- 1...Sxb4
- 2.Rc7#
- 1...Sd6
- 2.Se7#
- 2.Qd5#
- 2.Qxd6#
- 1...Sc7
- 2.Se7#
- 2.Rb6#
- 2.Rxc7#
- 1...Sd2!
- threat
- 1.Qf1?
- threat
- 2.Qb5#
- 2.Qxa6#
- 1...Sxb4
- 2.Rc7#
- 2.Qb5#
- 1...Sc7
- 2.Rxc7#
- 1...Sec5
- 2.Qb5#
- 2.b5#
- 1...Sd6
- 2.Se7#
- 2.Qxa6#
- 1...Sac5
- 2.Rc7#
- 2.Qb5#
- 2.b5#
- 1...Sb8
- 2.Rc7#
- 2.Qb5#
- 1...Sxc3!
- threat
- 1.Sxe4+?
- Keys
- 1.Qh1!
- 1...Sxc3
- 2.Rc2#
- 1...Sxf6
- 2.Rg6#
- 1...Sxb4
- 2.Rc7#
- 1...Sc7
- 2.Rxc7#
- 1...Bd7
- 2.Rb6#
- 1...Sd2
- 2.Rxd2#
- 1...Sf2
- 2.Rxf2#
- 1...Sg3
- 2.Rxg3#
- 1...Sec5
- 2.b5#
- 1...Sg5
- 2.Rxg5#
- 1...Sd6
- 2.Se7#
- 1...Sac5
- 2.Rc7#
- 2.b5#
- 1...Sb8
- 2.Rc7#
- 1...Sxc3
- 1.Qh1!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 6
- REMOVED MATES = 0
- Sets
- B(e);SBLOCK::R1(I)
- S(a);SBLOCK::P(E)
- S(a);SBLOCK::S(J)
- S(b);N_GUARD,XP(E)::R1(I)
- S(b);N_GUARD::R1(I),XS(b)
- S(b);N_GUARD::R1(I)
- Tries
- Try
- S(C);CHECK,XS(a)
- Refutation
- K(c);S_FLIGHT
- Try
- S(C);CHECK
- Vars
- S(a);P_SPINS(a)::S(J)
- S(b);P_SPINS(b)::S(J)
- Refutation
- K(c);S_FLIGHT
- Try
- S(C);CHECK
- Vars
- S(a);P_SPINS(a)::S(C)
- S(b);P_SPINS(b)::S(C)
- Refutation
- K(c);S_FLIGHT,XS(C)
- Try
- B(K);
- Threat
- P(E)
- Vars
- S(b);N_GUARD,XP(E)::R1(I)
- S(b);N_GUARD::R1(I),XS(b)
- S(a);SBLOCK::S(J)
- Refutation
- S(a);P_SPINS(a),XS(C)
- Try
- R(B);
- Threat
- DUALS(2)
- Vars
- S(b);N_GUARD,XP(E)::R1(I)
- Refutation
- S(a);XR(B)
- Try
- R(B);
- Threat
- P(E)
- Vars
- S(b);N_GUARD,XP(E)::R1(I)
- S(b);N_GUARD::R1(I),XS(b)
- S(a);SBLOCK::S(J)
- Refutation
- S(a);XR(B)
- Try
- Q(A);
- Threat
- DUALS(3)
- Vars
- S(b);N_GUARD,XP(E)::R1(I)
- Refutation
- S(a);XQ(A)
- Try
- Q(A);
- Threat
- P(E)
- Vars
- S(b);N_GUARD,XP(E)::R1(I)
- S(b);N_GUARD::R1(I),XS(b)
- S(a);SBLOCK::S(J)
- Refutation
- S(a);XS(C)
- Try
- Q(A);
- Threat
- DUALS(3)
- Vars
- S(b);N_GUARD::R1(I),XS(b)
- S(a);::P(E)
- Refutation
- S(a);XS(C)
- Try
- Q(A);
- Threat
- DUALS(3)
- Vars
- S(b);N_GUARD,XP(E)::R1(I)
- Refutation
- S(a);
- Try
- Q(A);
- Threat
- DUALS(2)
- Vars
- S(b);N_GUARD::R1(I),XS(b)
- Refutation
- S(a);XS(C)
- Try
- Actual
- Q(A);
- Vars
- S(a);OGATEB,XS(C)::QAB(A)+R(B)
- S(a);OGATEB,XP(G)::QAB(A)+R(B)
- S(b);N_GUARD,XP(E)::R1(I)
- S(b);N_GUARD::R1(I),XS(b)
- B(e);SBLOCK::R1(I)
- S(a);OGATEB::QAB(A)+R(B),XS(a)
- S(a);SBLOCK::P(E)
- S(a);SBLOCK::S(J)
- S(b);N_GUARD::R1(I)
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