MESON Chess Problem Database
Problem Display
PID: 18375 (qB5n/p7/2p2Rpp/1BK1N1bQ/3Nk3/3p4/5P1n/1b1R3r w - - 0 1)
Szoghy, Jozsef
1st Prize, Magyar Sakkelet, 1955
#2
9 + 12
| 3105 | FIDE Album (1945-1955) | 1964 |
| 3174 | The Two-move Chess Problem Tradition and Development | 1966 |
| 328 | Schweizerische Schachzeitung | 2000 |
| 145 | StrateGems | 2004 |
| 702 | Phenix | 2016 |
SOLUTION
- SOUND
- Sets
- 1...Ba2
- 2.Bxd3#
- 1...Sf1
- 2.Qf3#
- 2.Qxh1#
- 1...Sf3
- 2.Qxf3#
- 1...Sg4
- 2.Qxh1#
- 1...Sf7
- 2.Qxg6#
- 1...Ba2
- Tries
- 1.Sxd3?
- threat
- 2.Re6#
- 1...Qxb8
- 2.Bxc6#
- 1...Bxf6
- 2.Qe2#
- 1...Bf4
- 2.Rxf4#
- 1...Sf3
- 2.Qxf3#
- 1...Sg4
- 2.Qxh1#
- 1...Sf7
- 2.Qxg6#
- 1...Ba2!
- threat
- 1.Sef3?
- threat
- 2.Re6#
- 1...Qxb8
- 2.Bxc6#
- 1...Bxf6
- 2.Sd2#
- 1...Sxf3
- 2.Qxf3#
- 1...Ba2
- 2.Bxd3#
- 1...Bf4
- 2.Rxf4#
- 1...Sf7
- 2.Qxg6#
- 1...Sg4!
- threat
- 1.Sc4?
- threat
- 2.Re6#
- 1...Qxb8
- 2.Bxc6#
- 1...Bxf6
- 2.Sd2#
- 1...Bf4
- 2.Rxf4#
- 1...Sf3
- 2.Qxf3#
- 1...Sg4
- 2.Qxh1#
- 2.f3#
- 1...Sf7
- 2.Qxg6#
- 1...d2!
- threat
- 1.Sg4?
- threat
- 2.Re6#
- 1...Qxb8
- 2.Bxc6#
- 1...Bxf6
- 2.Sxf6#
- 1...Sxg4
- 2.Qxh1#
- 1...Ba2
- 2.Bxd3#
- 1...Bf4
- 2.Rxf4#
- 1...Sf7
- 2.Qxg6#
- 1...Sf3!
- threat
- 1.Sexc6?
- threat
- 2.Re6#
- 1...Qxc6+
- 2.Bxc6#
- 1...Bxf6
- 2.Qd5#
- 1...Ba2
- 2.Bxd3#
- 1...Bf4
- 2.Rxf4#
- 2.Qd5#
- 1...Sf3
- 2.Qxf3#
- 1...Sg4
- 2.Qxh1#
- 1...Sf7
- 2.Qxg6#
- 1...Qxb8!
- threat
- 1.Sxg6?
- threat
- 2.Re6#
- 1...Qxb8
- 2.Bxc6#
- 1...Bxf6
- 2.Qf5#
- 1...Sxg6
- 2.Qxg6#
- 1...Ba2
- 2.Bxd3#
- 1...Bf4
- 2.Rxf4#
- 2.Qf5#
- 1...Sf3
- 2.Qxf3#
- 1...Sg4
- 2.Qxh1#
- 1...Sf7!
- threat
- 1.Sf7?
- threat
- 2.Re6#
- 1...Qxb8
- 2.Bxc6#
- 1...Sxf7
- 2.Qxg6#
- 1...Ba2
- 2.Bxd3#
- 1...Bf4
- 2.Rxf4#
- 1...Sf3
- 2.Qxf3#
- 1...Sg4
- 2.Qxh1#
- 1...Bxf6!
- threat
- 1.Re1+?
- 1...Be3
- 2.Rxe3#
- 1...Rxe1!
- 1...Be3
- 1.Qe2+?
- 1...Be3
- 2.Qxe3#
- 1...dxe2!
- 1...Be3
- 1.Qg4+?
- 1...Bf4
- 2.Rxf4#
- 2.Qxf4#
- 1...Sxg4!
- 1...Bf4
- 1.Qh4+?
- 1...Bf4
- 2.Rxf4#
- 2.Qxf4#
- 1...Sg4
- 2.Qxh1#
- 1...Bxh4!
- 1...Bf4
- 1.Qxg5?
- threat
- 2.Rf4#
- 2.Qe3#
- 2.Qf4#
- 1...Re1
- 2.Rxe1#
- 2.Rf4#
- 2.Qf4#
- 1...Sf1
- 2.Rf4#
- 2.Qf4#
- 2.Qg2#
- 2.Qg4#
- 2.f3#
- 1...Sg4
- 2.Rf4#
- 2.Qf4#
- 2.Qxg4#
- 2.f3#
- 1...hxg5!
- threat
- 1.f3+?
- 1...Sxf3
- 2.Qxf3#
- 1...Ke3!
- 1...Sxf3
- 1.Sxd3?
- Keys
- 1.Sd7!
- threat
- 2.Re6#
- 1...Qxb8
- 2.Bxc6#
- 1...Bxf6
- 2.Sxf6#
- 1...Ba2
- 2.Bxd3#
- 1...Bf4
- 2.Rxf4#
- 1...Sf3
- 2.Qxf3#
- 1...Sg4
- 2.Qxh1#
- 1...Sf7
- 2.Qxg6#
- threat
- 1.Sd7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- B(a);N_GUARD::B(D),XP(d)
- S(c);N_GUARD::QAB1(G),XS(c)
- S(c);OGATE::QAB(G),XR(b)
- S(l);N_GUARD::QAB(G),XP(h)
- Tries
- Try
- S(F);XP(d)
- Threat
- R(H)
- Vars
- Q(k);N_GUARD,XB(I)::B(D),XP(g)
- B(f);N_GUARD,XR(H)::QAR2(G)
- B(f);N_GUARD::R1(H),XB(f)
- S(c);N_GUARD::QAB1(G),XS(c)
- S(c);OGATE::QAB(G),XR(b)
- S(l);N_GUARD::QAB(G),XP(h)
- Refutation
- B(a);
- Try
- S(F);
- Threat
- R(H)
- Vars
- Q(k);N_GUARD,XB(I)::B(D),XP(g)
- B(f);N_GUARD,XR(H)::S(F)
- S(c);OGATE,XS(F)::QAB1(G),XS(c)
- B(a);N_GUARD::B(D),XP(d)
- B(f);N_GUARD::R1(H),XB(f)
- S(l);N_GUARD::QAB(G),XP(h)
- Refutation
- S(c);
- Try
- S(F);
- Threat
- R(H)
- Vars
- Q(k);N_GUARD,XB(I)::B(D),XP(g)
- B(f);N_GUARD,XR(H)::S(F)
- B(f);N_GUARD::R1(H),XB(f)
- S(c);N_GUARD::QAB1(G),XS(c)
- S(l);N_GUARD::QAB(G),XP(h)
- Refutation
- P(d);
- Try
- S(F);
- Threat
- R(H)
- Vars
- Q(k);N_GUARD,XB(I)::B(D),XP(g)
- B(f);XR(H)::S(F),XB(f)
- S(c);OGATE,XS(F)::QAB(G),XR(b)
- B(a);N_GUARD::B(D),XP(d)
- B(f);N_GUARD::R1(H),XB(f)
- S(l);N_GUARD::QAB(G),XP(h)
- Refutation
- S(c);
- Try
- S(F);XP(g)
- Threat
- R(H)
- Vars
- Q(k);CHECK,OGATE,XS(F)::B(D),XQ(k)
- B(f);OGATE,XR(H)::QAB1(G)
- B(a);N_GUARD::B(D),XP(d)
- S(c);N_GUARD::QAB1(G),XS(c)
- S(c);OGATE::QAB(G),XR(b)
- S(l);N_GUARD::QAB(G),XP(h)
- Refutation
- Q(k);XB(I)
- Try
- S(F);XP(h)
- Threat
- R(H)
- Vars
- Q(k);N_GUARD,XB(I)::B(D),XP(g)
- B(f);OGATE,XR(H)::QAB1(G)
- S(l);OGATE,XS(F)::QAB(G),XS(l)
- B(a);N_GUARD::B(D),XP(d)
- S(c);N_GUARD::QAB1(G),XS(c)
- S(c);OGATE::QAB(G),XR(b)
- Refutation
- S(l);
- Try
- S(F);
- Threat
- R(H)
- Vars
- Q(k);N_GUARD,XB(I)::B(D),XP(g)
- S(l);N_GUARD,XS(F)::QAB(G),XP(h)
- B(a);N_GUARD::B(D),XP(d)
- B(f);N_GUARD::R1(H),XB(f)
- S(c);N_GUARD::QAB1(G),XS(c)
- S(c);OGATE::QAB(G),XR(b)
- Refutation
- B(f);XR(H)
- Try
- R(A);CHECK
- Vars
- B(f);N_GUARD,P_PINS(C),P_SPINB(f)::R1(A),XB(f)
- Refutation
- R(b);XR(A)
- Try
- Q(G);CHECK
- Vars
- B(f);N_GUARD,P_PINS(C),P_SPINB(f)::QAR1(G),XB(f)
- Refutation
- P(d);XQ(G)
- Try
- Q(G);CHECK
- Refutation
- S(c);XQ(G)
- Try
- Q(G);CHECK
- Vars
- S(c);OGATE,P_SPINS(c)::QAB(G),XR(b)
- Refutation
- B(f);XQ(G)
- Try
- Q(G);XB(f)
- Threat
- DUALS(3)
- Refutation
- P(i);XQ(G)
- Try
- P(B);CHECK
- Vars
- S(c);OGATE,XP(B)::QAB1(G),XS(c)
- Refutation
- K(e);P-FLIGHT
- Try
- Actual
- S(F);
- Threat
- R(H)
- Vars
- Q(k);N_GUARD,XB(I)::B(D),XP(g)
- B(f);XR(H)::S(F),XB(f)
- B(a);N_GUARD::B(D),XP(d)
- B(f);N_GUARD::R1(H),XB(f)
- S(c);N_GUARD::QAB1(G),XS(c)
- S(c);OGATE::QAB(G),XR(b)
- S(l);N_GUARD::QAB(G),XP(h)
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).