MESON Chess Problem Database
Problem Display
PID: 239678 (4b2r/2p2p1B/5Pq1/4N2Q/2PPkN2/2Pp2Rp/r2n2n1/2B2R1K w - - 0 1)
Szoghy, Jozsef
Skakbladet, 1934
#2
12 + 11
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Qf5
- 2.Bxf5#
- 2.Qxf5#
- 1...Qf5
- Tries
- 1.Sxg2?
- threat
- 2.Re1#
- 2.Rf4#
- 2.Re3#
- 2.Rg4#
- 2.Qg4#
- 2.Qh4#
- 1...Qxh7
- 2.Re1#
- 2.Rf4#
- 2.Re3#
- 2.Rg4#
- 2.Qg4#
- 1...Rxh7
- 2.Re1#
- 2.Rf4#
- 2.Re3#
- 1...Sxf1
- 2.Rg4#
- 2.Qf3#
- 2.Qg4#
- 1...Sxc4
- 2.Qf3#
- 1...Bd7
- 2.Re1#
- 2.Rf4#
- 2.Re3#
- 1...Sb1
- 2.Rf4#
- 2.Re3#
- 2.Rg4#
- 2.Qf3#
- 2.Qg4#
- 2.Qh4#
- 1...Sb3
- 2.Rf4#
- 2.Re3#
- 2.Rg4#
- 2.Qf3#
- 2.Qg4#
- 2.Qh4#
- 1...Sf3
- 2.Rg4#
- 2.Qxf3#
- 2.Qg4#
- 1...hxg2+!
- threat
- 1.Sfxd3?
- threat
- 2.Sc5#
- 1...Sxc4
- 2.Qf3#
- 1...Sb3
- 2.Qf3#
- 1...c5
- 2.Sxc5#
- 1...Ra5!
- threat
- 1.Sxh3?
- threat
- 2.Sg5#
- 1...Sxf1
- 2.Qf3#
- 1...Sxc4
- 2.Qf3#
- 1...Sf3
- 2.Qxf3#
- 1...Sf4
- 2.Sf2#
- 2.Rxf4#
- 1...Rxh7!
- threat
- 1.Se6?
- threat
- 2.Sc5#
- 2.Sg5#
- 1...Rxh7
- 2.Sc5#
- 1...Sxf1
- 2.Sc5#
- 2.Qf3#
- 1...Sxc4
- 2.Qf3#
- 1...Ra5
- 2.Sg5#
- 1...Sb3
- 2.Sg5#
- 2.Qf3#
- 1...Sf3
- 2.Sc5#
- 2.Qxf3#
- 1...Sf4
- 2.Sc5#
- 2.Rxf4#
- 1...c5
- 2.Sxc5#
- 2.Sg5#
- 1...fxe6!
- threat
- 1.Sexd3?
- threat
- 2.Sc5#
- 2.Qd5#
- 2.Qe5#
- 1...Sxc4
- 2.Sc5#
- 2.Qd5#
- 1...Sxf4
- 2.Sf2#
- 2.Sc5#
- 2.Rxf4#
- 2.Qe5#
- 1...Qf5
- 2.Sc5#
- 2.Bxf5#
- 2.Qxf5#
- 1...Bc6
- 2.Sc5#
- 2.Qe5#
- 1...Sb3
- 2.Qd5#
- 2.Qe5#
- 1...Sf3
- 2.Sc5#
- 2.Qd5#
- 1...Se3
- 2.Sc5#
- 2.Qe5#
- 1...c5
- 2.Sxc5#
- 2.Qd5#
- 2.Qe5#
- 1...c6
- 2.Sc5#
- 2.Qe5#
- 1...Ra5!
- threat
- 1.Sg4?
- threat
- 2.Qd5#
- 2.Qe5#
- 1...Sxc4
- 2.Qd5#
- 1...Sxf4
- 2.Sf2#
- 2.Re3#
- 2.Qe5#
- 1...Qf5
- 2.Bxf5#
- 2.Qxf5#
- 1...Bc6
- 2.Qe5#
- 1...Sf3
- 2.Qd5#
- 1...Se3
- 2.Rxe3#
- 2.Qe5#
- 1...c6
- 2.Qe5#
- 1...Ra5!
- threat
- 1.Sc6?
- threat
- 2.Qd5#
- 2.Qe5#
- 1...Bxc6
- 2.Qe5#
- 1...Sxc4
- 2.Qd5#
- 1...Sxf4
- 2.Qe5#
- 1...Qf5
- 2.Bxf5#
- 2.Qxf5#
- 1...Sf3
- 2.Qd5#
- 1...Se3
- 2.Qe5#
- 1...Ra5!
- threat
- 1.Sexg6?
- threat
- 2.Sxh8#
- 2.Qd5#
- 2.Qe5#
- 1...Rxh7
- 2.Qd5#
- 2.Qe5#
- 1...Sxc4
- 2.Sxh8#
- 2.Qd5#
- 1...Sxf4
- 2.Rxf4#
- 2.Qe5#
- 1...fxg6
- 2.Qd5#
- 2.Qe5#
- 1...Rf8
- 2.Sh4#
- 2.Se5#
- 2.Se7#
- 2.Sxf8#
- 2.Sh8#
- 2.Qd5#
- 2.Qe5#
- 1...Rg8
- 2.Qd5#
- 2.Qe5#
- 1...Bc6
- 2.Sxh8#
- 2.Qe5#
- 1...Bd7
- 2.Qd5#
- 2.Qe5#
- 1...Sf3
- 2.Sxh8#
- 2.Qd5#
- 1...Se3
- 2.Qe5#
- 1...Sh4
- 2.Re1#
- 2.Qd5#
- 2.Qe5#
- 1...c6
- 2.Sxh8#
- 2.Qe5#
- 1...Ra5!
- threat
- 1.Sd7?
- threat
- 2.Sc5#
- 2.Qd5#
- 2.Qe5#
- 1...Bxd7
- 2.Qd5#
- 2.Qe5#
- 1...Sxc4
- 2.Sc5#
- 2.Qd5#
- 1...Sxf4
- 2.Sc5#
- 2.Qe5#
- 1...Qf5
- 2.Sc5#
- 2.Bxf5#
- 2.Qxf5#
- 1...Sb3
- 2.Qd5#
- 2.Qe5#
- 1...Sf3
- 2.Sc5#
- 2.Qd5#
- 1...Se3
- 2.Sc5#
- 2.Qe5#
- 1...c5
- 2.Sxc5#
- 2.Qd5#
- 2.Qe5#
- 1...c6
- 2.Sc5#
- 2.Qe5#
- 1...Ra5!
- threat
- 1.Sxf7?
- threat
- 2.Bxg6#
- 2.Qxg6#
- 2.Qd5#
- 2.Qe5#
- 1...Qxh7
- 2.Qd5#
- 2.Qe5#
- 1...Rxh7
- 2.Qxg6#
- 2.Qd5#
- 2.Qe5#
- 1...Bxf7
- 2.Qe5#
- 1...Sxc4
- 2.Bxg6#
- 2.Qxg6#
- 2.Qd5#
- 1...Sxf4
- 2.Qe5#
- 1...Qf5
- 2.Sg5#
- 2.Bxf5#
- 2.Qxf5#
- 1...Rg8
- 2.Qd5#
- 2.Qe5#
- 1...Bc6
- 2.Bxg6#
- 2.Qxg6#
- 2.Qe5#
- 1...Bd7
- 2.Qd5#
- 2.Qe5#
- 1...Sf3
- 2.Bxg6#
- 2.Qxg6#
- 2.Qd5#
- 1...Se3
- 2.Qe5#
- 1...Sh4
- 2.Qd5#
- 2.Qe5#
- 1...c6
- 2.Sd6#
- 2.Bxg6#
- 2.Qxg6#
- 2.Qe5#
- 1...Ra5!
- threat
- 1.Re3+?
- 1...Kxe3
- 2.Qf3#
- 1...Sxe3!
- 1...Kxe3
- 1.Sxg2?
- Keys
- 1.Sf3!
- threat
- 2.Qe5#
- 1...Ke3
- 2.Sg5#
- 1...Kxf4
- 2.Qe5#
- 1...Sxf3
- 2.Qd5#
- 1...Sxc4
- 2.Qd5#
- 1...Ra5
- 2.Sxd2#
- 1...Qf5
- 2.Sg5#
- threat
- 1.Sf3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 6
- REMOVED MATES = 0
- Sets
- Tries
- Try
- S(H);XS(c)
- Threat
- DUALS(6)
- Vars
- S(b);N_GUARD,XP(F)::QAB1(J)
- Refutation
- P(e);CHECK,XS(H)
- Try
- S(H);XP(d)
- Threat
- S(H)
- Vars
- S(b);N_GUARD,XP(F)::QAB1(J)
- S(b);N_GUARD::QAB1(J)
- P(h);::S(H),XP(h)
- Refutation
- R(a);
- Try
- S(H);XP(e)
- Threat
- S(H)
- Vars
- S(b);N_GUARD,XR(B)::QAB1(J)
- S(b);N_GUARD,XP(F)::QAB1(J)
- S(b);N_GUARD::QAB1(J),XS(b)
- Refutation
- R(k);N_SPINQ(g),XB(L)
- Try
- S(H);
- Threat
- DUALS(2)
- Vars
- R(k);N_SPINQ(g),XB(L)::S(H)
- S(b);N_GUARD,XP(F)::QAB1(J)
- R(a);::S(H)
- Refutation
- P(i);XS(H)
- Try
- S(I);XP(d)
- Threat
- DUALS(3)
- Refutation
- R(a);
- Try
- S(I);
- Threat
- DUALS(2)
- Vars
- S(b);XP(F)::QAB1(J)
- B(j);::QAR1(J)
- S(b);::QAB1(J)
- P(h);::QAR1(J)
- Refutation
- R(a);
- Try
- S(I);
- Threat
- DUALS(2)
- Vars
- B(j);XS(I)::QAR1(J)
- S(b);XP(F)::QAB1(J)
- S(c);XS(H)::QAR1(J)
- S(b);::QAB1(J)
- S(c);::QAR1(J)
- Refutation
- R(a);
- Try
- S(I);XQ(g)
- Threat
- DUALS(3)
- Vars
- S(c);::QAR1(J)
- Refutation
- R(a);
- Try
- S(I);
- Threat
- DUALS(3)
- Refutation
- R(a);
- Try
- S(I);XP(i)
- Threat
- DUALS(4)
- Vars
- B(j);XS(I)::QAR1(J)
- S(c);XS(H)::QAR1(J)
- S(c);::QAR1(J)
- Refutation
- R(a);
- Try
- R(E);CHECK
- Vars
- K(f);N_SPINQ(g),P-FLIGHT,P_SPINS(b),XR(E)::QAR1(J)
- Refutation
- S(c);XR(E)
- Try
- Actual
- S(I);
- Threat
- QAR1(J)
- Vars
- K(f);N_SPINQ(g),P-FLIGHT,P_SPINS(b)::R(E)+S(I)
- K(f);N_SPINQ(g),P-FLIGHT,P_SPINS(b),XS(H)::QAB1(J)
- S(b);XS(I)::QAB1(J)
- S(b);XP(F)::QAB1(J)
- R(a);N_GUARD::S(I),XS(b)
- Q(g);::S(I)
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).