MESON Chess Problem Database
Problem Display
PID: 12307 (8/q7/4P2P/3P4/1BBkPp2/3Nn3/3NR3/6QK w - - 0 1)
Szoghy, Jozsef
4th Prize, Schach-Echo, 1977
#2
11 + 4
| 3750 | FIDE Album (1977-1979) | 1984 |
SOLUTION
- SOUND
- Sets
- 1...Qc5
- 2.Qa1#
- 2.Qg7#
- 1...Qb6
- 2.Qa1#
- 2.Qg7#
- 1...Qb8
- 2.Qa1#
- 1...Qa1
- 2.Qxa1#
- 1...Qa2
- 2.Qg7#
- 1...Qa3
- 2.Qg7#
- 1...Qa4
- 2.Qg7#
- 1...Qa5
- 2.Qg7#
- 1...Qa6
- 2.Qg7#
- 1...Qb7
- 2.Qa1#
- 1...Qc7
- 2.Qa1#
- 1...Qd7
- 2.Qa1#
- 1...Qe7
- 2.Qa1#
- 1...Qf7
- 2.Qa1#
- 1...Qg7
- 2.Qa1#
- 2.Qxg7#
- 1...Qh7
- 2.Qa1#
- 1...Qa8
- 2.Qg7#
- 1...f3
- 2.Qxe3#
- 1...Qc5
- Tries
- 1.Se1?
- threat
- 2.Sef3#
- 1...f3
- 2.Sexf3#
- 1...Ke5!
- threat
- 1.Sxf4?
- 1...Qb8
- 2.Qa1#
- 1...Qc5
- 2.Qa1#
- 2.Qg7#
- 1...Qb6
- 2.Qa1#
- 2.Qg7#
- 1...Qa1
- 2.Qxa1#
- 1...Qa2
- 2.Qg7#
- 1...Qa3
- 2.Qg7#
- 1...Qa4
- 2.Qg7#
- 1...Qa5
- 2.Qg7#
- 1...Qa6
- 2.Qg7#
- 1...Qb7
- 2.Qa1#
- 1...Qc7
- 2.Qa1#
- 1...Qd7
- 2.Qa1#
- 1...Qe7
- 2.Qa1#
- 1...Qf7
- 2.Qa1#
- 1...Qg7
- 2.Qa1#
- 2.Qxg7#
- 1...Qh7
- 2.Qa1#
- 1...Qa8
- 2.Qg7#
- 1...Ke5!
- 1...Qb8
- 1.Se5?
- threat
- 2.Sef3#
- 2.Sc6#
- 1...Qc5
- 2.Sef3#
- 2.Qa1#
- 1...Qb6
- 2.Sef3#
- 2.Qa1#
- 1...Qa4
- 2.Sef3#
- 1...Qa6
- 2.Sef3#
- 1...Qb7
- 2.Sef3#
- 2.Qa1#
- 1...Qc7
- 2.Sef3#
- 2.Qa1#
- 1...Qd7
- 2.Sef3#
- 2.Qa1#
- 1...Qa8
- 2.Sef3#
- 1...f3
- 2.Sexf3#
- 2.Sc6#
- 1...Kxe5!
- threat
- 1.Bc5+?
- 1...Qxc5
- 2.Qa1#
- 2.Qg7#
- 1...Kc3!
- 1...Qxc5
- 1.Bd6?
- threat
- 2.Be5#
- 1...Qb8
- 2.Qg7#
- 1...Qc7
- 2.Qa1#
- 1...Qg7
- 2.Qa1#
- 2.Qxg7#
- 1...Kc3!
- threat
- 1.Bb5?
- 1...Qb8
- 2.Qa1#
- 1...Qc5
- 2.Qg7#
- 1...Qb6
- 2.Qa1#
- 2.Qg7#
- 1...Qa1
- 2.Qxa1#
- 1...Qa2
- 2.Qg7#
- 1...Qa3
- 2.Qg7#
- 1...Qa4
- 2.Qg7#
- 1...Qa5
- 2.Qg7#
- 1...Qa6
- 2.Qg7#
- 1...Qb7
- 2.Qa1#
- 1...Qd7
- 2.Qa1#
- 1...Qe7
- 2.Qa1#
- 1...Qf7
- 2.Qa1#
- 1...Qg7
- 2.Qa1#
- 2.Qxg7#
- 1...Qh7
- 2.Qa1#
- 1...Qa8
- 2.Qg7#
- 1...f3
- 2.Qxe3#
- 1...Qc7!
- 1...Qb8
- 1.Rh2?
- 1...Qb8
- 2.Qa1#
- 1...Qc5
- 2.Qa1#
- 2.Qg7#
- 1...Qb6
- 2.Qa1#
- 2.Qg7#
- 1...Qa1
- 2.Qxa1#
- 1...Qa2
- 2.Qg7#
- 1...Qa3
- 2.Qg7#
- 1...Qa4
- 2.Qg7#
- 1...Qa5
- 2.Qg7#
- 1...Qa6
- 2.Qg7#
- 1...Qb7
- 2.Qa1#
- 1...Qc7
- 2.Qa1#
- 1...Qd7
- 2.Qa1#
- 1...Qe7
- 2.Qa1#
- 1...Qf7
- 2.Qa1#
- 1...Qg7
- 2.Qa1#
- 2.Qxg7#
- 1...Qh7
- 2.Qa1#
- 1...Qa8
- 2.Qg7#
- 1...f3!
- 1...Qb8
- 1.Rxe3?
- threat
- 2.Re1#
- 2.Re2#
- 2.Rf3#
- 2.Rg3#
- 2.Rh3#
- 1...Qa1
- 2.Re1#
- 1...Qg7
- 2.Rg3#
- 1...f3
- 2.Rxf3#
- 1...fxe3!
- threat
- 1.Qc1?
- threat
- 2.Bc3#
- 2.Qb2#
- 2.Qc3#
- 1...Sxc4
- 2.Qc3#
- 2.Qxc4#
- 1...Sxd5
- 2.Sb3#
- 2.Sf3#
- 1...Qa1
- 2.Bc5#
- 2.Qxa1#
- 1...Qa2
- 2.Bc3#
- 2.Bc5#
- 2.Qc3#
- 1...Qa5
- 2.Qb2#
- 2.Qc3#
- 1...Sd1
- 2.Sb3#
- 2.Sf3#
- 1...Sc2
- 2.Qb2#
- 1...Qa3!
- threat
- 1.d6?
- 1...Qb8
- 2.Qa1#
- 2.Qg7#
- 1...Qc5
- 2.Qa1#
- 1...Qb6
- 2.Qa1#
- 2.Qg7#
- 1...Qa1
- 2.Qxa1#
- 1...Qa2
- 2.Qg7#
- 1...Qa3
- 2.Qg7#
- 1...Qa4
- 2.Qg7#
- 1...Qa6
- 2.Qg7#
- 1...Qb7
- 2.Qa1#
- 1...Qc7
- 2.Qa1#
- 1...Qd7
- 2.Qa1#
- 1...Qe7
- 2.Qa1#
- 1...Qf7
- 2.Qa1#
- 1...Qg7
- 2.Qa1#
- 2.Qxg7#
- 1...Qh7
- 2.Qa1#
- 1...Qa8
- 2.Qg7#
- 1...f3
- 2.Qxe3#
- 1...Qa5!
- 1...Qb8
- 1.e7?
- threat
- 2.Qg7#
- 1...Qxe7
- 2.Qa1#
- 1...Qb8
- 2.Qa1#
- 1...Qb6
- 2.Qa1#
- 1...Qa1
- 2.Qxa1#
- 1...Qc7
- 2.Qa1#
- 1...Qa6!
- threat
- 1.h7?
- 1...Qb8
- 2.Qa1#
- 1...Qc5
- 2.Qa1#
- 2.Qg7#
- 2.h8Q#
- 2.h8B#
- 1...Qb6
- 2.Qa1#
- 2.Qg7#
- 2.h8Q#
- 2.h8B#
- 1...Qa1
- 2.Qxa1#
- 2.h8Q#
- 2.h8B#
- 1...Qa2
- 2.Qg7#
- 2.h8Q#
- 2.h8B#
- 1...Qa3
- 2.Qg7#
- 2.h8Q#
- 2.h8B#
- 1...Qa4
- 2.Qg7#
- 2.h8Q#
- 2.h8B#
- 1...Qa5
- 2.Qg7#
- 2.h8Q#
- 2.h8B#
- 1...Qa6
- 2.Qg7#
- 2.h8Q#
- 2.h8B#
- 1...Qb7
- 2.Qa1#
- 1...Qc7
- 2.Qa1#
- 1...Qd7
- 2.Qa1#
- 1...Qe7
- 2.Qa1#
- 1...Qf7
- 2.Qa1#
- 1...Qg7
- 2.Qa1#
- 2.Qxg7#
- 1...Qa8
- 2.Qg7#
- 1...f3
- 2.Qxe3#
- 1...Qxh7+!
- 1...Qb8
- 1.Se1?
- Keys
- 1.Kh2!
- 1...Qc5
- 2.Qa1#
- 2.Qg7#
- 1...Qb6
- 2.Qa1#
- 2.Qg7#
- 1...Qb8
- 2.Qa1#
- 1...Qa1
- 2.Qxa1#
- 2.Qg7#
- 1...Qa2
- 2.Qg7#
- 1...Qa3
- 2.Qg7#
- 1...Qa4
- 2.Qg7#
- 1...Qa5
- 2.Qg7#
- 1...Qa6
- 2.Qg7#
- 1...Qb7
- 2.Qa1#
- 1...Qc7
- 2.Qa1#
- 1...Qd7
- 2.Qa1#
- 1...Qe7
- 2.Qa1#
- 1...Qf7
- 2.Qa1#
- 1...Qg7
- 2.Qa1#
- 2.Qxg7#
- 1...Qh7
- 2.Qa1#
- 1...Qa8
- 2.Qg7#
- 1...f3
- 2.Qxe3#
- 1...Qc5
- 1.Kh2!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 1
- Sets
- Q(d);N_GUARD::QAB(A)
- Q(d);N_GUARD,P_PINQ(A)::QAB(A),XQ(d)
- Q(d);N_GUARD,P_PINP(K)::QAB(A)
- P(c);N_GUARD::QAB1(A),XS(a)
- Tries
- Try
- S(E);
- Threat
- S(E)
- Vars
- P(c);::S(E),XP(c)
- Refutation
- K(b);N_SPINS(a),S_FLIGHT
- Try
- S(E);XP(c)
- Vars
- Q(d);N_GUARD::QAB(A)
- Q(d);N_GUARD,P_PINQ(A)::QAB(A),XQ(d)
- Q(d);N_GUARD,P_PINP(K)::QAB(A)
- Refutation
- K(b);N_SPINS(a),S_FLIGHT
- Try
- S(E);
- Threat
- DUALS(2)
- Vars
- Q(d);::S(E)
- Refutation
- K(b);N_SPINS(a),S_FLIGHT,XS(E)
- Try
- B(F);CHECK
- Refutation
- K(b);N_SPINS(a),S_FLIGHT
- Try
- B(F);
- Threat
- B(F)
- Vars
- Q(d);N_GUARD::QAB(A)
- Refutation
- K(b);N_SPINS(a),S_FLIGHT
- Try
- B(G);
- Vars
- Q(d);N_GUARD::QAB(A)
- Q(d);N_GUARD,P_PINQ(A)::QAB(A),XQ(d)
- Q(d);N_GUARD,P_PINP(K)::QAB(A)
- P(c);N_GUARD::QAB1(A),XS(a)
- Refutation
- Q(d);
- Try
- R(D);
- Vars
- Q(d);N_GUARD::QAB(A)
- Q(d);N_GUARD,P_PINQ(A)::QAB(A),XQ(d)
- Refutation
- P(c);
- Try
- R(D);XS(a)
- Threat
- DUALS(5)
- Vars
- Q(d);P_PINQ(A)::QAB(A)+R(D)
- Q(d);::QAB(A)+R(D)
- P(c);::QAB(A)+R(D),XP(c)
- Refutation
- P(c);P_SPINP(c),XR(D)
- Try
- Q(A);N_PINS(a)
- Threat
- DUALS(3)
- Vars
- S(a);::QAB(A)
- Refutation
- Q(d);
- Try
- P(I);
- Vars
- Q(d);N_GUARD::QAB(A)
- Q(d);N_GUARD,P_PINQ(A)::QAB(A),XQ(d)
- Q(d);N_GUARD,P_PINP(H)::QAB(A)
- Q(d);N_GUARD,P_PINP(K)::QAB(A)
- P(c);N_GUARD::QAB1(A),XS(a)
- Refutation
- Q(d);
- Try
- P(J);
- Threat
- QAB(A)
- Vars
- Q(d);N_GUARD,XP(J)::QAB(A)
- Q(d);N_GUARD::QAB(A)
- Q(d);N_GUARD,P_PINQ(A)::QAB(A),XQ(d)
- Refutation
- Q(d);
- Try
- P(K);
- Vars
- Q(d);N_GUARD::QAB(A)
- P(c);N_GUARD::QAB1(A),XS(a)
- Refutation
- Q(d);CHECK,XP(K)
- Try
- Actual
- K(B);P-FLIGHT
- Vars
- Q(d);N_GUARD::QAB(A)
- Q(d);N_GUARD,P_PINP(K)::QAB(A)
- P(c);N_GUARD::QAB1(A),XS(a)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
CSS/Javascript (jQuery, Bootstrap & DataTables).