MESON Chess Problem Database
Problem Display
PID: 189933 (1B1N2n1/n2P1R2/3Pp2p/2KPkp1P/4P3/4P3/P4N2/qbQ5 w - - 0 1)
von Sponer, Gyorgy Janos Andor
Pesti Naplo, 1912
#2
13 + 8
| 6490 | yacpdb | 2019 |
SOLUTION
- SOUND
- Sets
- 1...Qb2
- 2.Qxb2#
- 1...Qc3+
- 2.Qxc3#
- 1...Qd4+
- 2.exd4#
- 1...Qxa2
- 2.Qc3#
- 1...Bxa2
- 2.Qxa1#
- 1...Bc2
- 2.Qxa1#
- 1...Bd3
- 2.Qxa1#
- 1...Bxe4
- 2.Qxa1#
- 1...Sb5
- 2.Sc6#
- 1...Sc6
- 2.Sxc6#
- 1...Sc8
- 2.Sc6#
- 1...Se7
- 2.dxe7#
- 1...fxe4
- 2.Sg4#
- 1...f4
- 2.exf4#
- 1...exd5
- 2.Rxf5#
- 1...Qb2
- Tries
- 1.Sxe6?
- threat
- 2.Rxf5#
- 1...Qc3+
- 2.Qxc3#
- 1...Qd4+
- 2.exd4#
- 1...Bxe4
- 2.Qxa1#
- 1...fxe4
- 2.Sg4#
- 1...Se7
- 2.dxe7#
- 1...f4
- 2.Rf5#
- 2.exf4#
- 1...Sf6!
- threat
- 1.Bxa7?
- threat
- 2.Sc6#
- 1...Qc3+
- 2.Qxc3#
- 1...Qd4+
- 2.exd4#
- 1...exd5
- 2.Rxf5#
- 1...Se7!
- threat
- 1.Bc7?
- 1...Qc3+
- 2.Qxc3#
- 1...Qd4+
- 2.exd4#
- 1...Qxa2
- 2.Qc3#
- 1...Bxa2
- 2.Qxa1#
- 1...Bxe4
- 2.Qxa1#
- 1...fxe4
- 2.Sg4#
- 1...exd5
- 2.Rxf5#
- 1...Qb2
- 2.Qxb2#
- 1...Bc2
- 2.Qxa1#
- 1...Bd3
- 2.Qxa1#
- 1...Sb5
- 2.Sc6#
- 1...Sc6
- 2.Sxc6#
- 1...Sc8
- 2.Sc6#
- 1...Se7
- 2.dxe7#
- 1...f4
- 2.exf4#
- 1...Sf6!
- 1...Qc3+
- 1.dxe6?
- threat
- 2.Rxf5#
- 1...Qc3+
- 2.Qxc3#
- 1...Qd4+
- 2.exd4#
- 1...Bxe4
- 2.Qxa1#
- 1...fxe4
- 2.Sg4#
- 1...Se7
- 2.dxe7#
- 1...f4
- 2.Rf5#
- 2.exf4#
- 1...Sf6!
- threat
- 1.Sxe6?
- Keys
- 1.Rf8!
- 1...Qc3+
- 2.Qxc3#
- 1...Qd4+
- 2.exd4#
- 1...Qxa2
- 2.Qc3#
- 1...Bxa2
- 2.Qxa1#
- 1...Bxe4
- 2.Qxa1#
- 1...fxe4
- 2.Sg4#
- 1...exd5
- 2.Rxf5#
- 1...Sf6
- 2.Sf7#
- 1...Qb2
- 2.Qxb2#
- 1...Bc2
- 2.Qxa1#
- 1...Bd3
- 2.Qxa1#
- 1...Sb5
- 2.Sc6#
- 1...Sc6
- 2.Sxc6#
- 1...Sc8
- 2.Sc6#
- 1...Se7
- 2.dxe7#
- 1...f4
- 2.exf4#
- 1...Qc3+
- 1.Rf8!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- Q(a);N_GUARD::QAB(A),XQ(a)
- Q(a);CHECK,N_GUARD::QAB(A),XQ(a)
- Q(a);CHECK,OGATE::P(D),XQ(a)
- Q(a);N_GUARD,XP(B)::QAB(A)
- B(b);OGATE,XP(B)::QAB(A),XQ(a)
- B(b);OGATE::QAB(A),XQ(a)
- B(b);OGATE,XP(E)::QAB(A),XQ(a)
- S(g);N_GUARD::S(M)
- S(g);N_GUARD::S(M),XS(g)
- S(h);OGATE::B(L)+P(I),XS(h)
- P(d);N_GUARD,SBLOCK,XP(E)::S(C)
- P(d);OGATE::P(D),XP(d)
- P(e);N_GUARD,XP(G)::R1(K),XP(d)
- Tries
- Try
- S(M);XP(e)
- Threat
- R1(K),XP(d)
- Vars
- Q(a);CHECK,N_GUARD::QAB(A),XQ(a)
- Q(a);CHECK,OGATE::P(D),XQ(a)
- B(b);OGATE,XP(E)::QAB(A),XQ(a)
- P(d);N_GUARD,SBLOCK,XP(E)::S(C)
- S(h);OGATE::B(L)+P(I),XS(h)
- Refutation
- S(h);
- Try
- B(L);XS(g)
- Threat
- S(M)
- Vars
- Q(a);CHECK,N_GUARD::QAB(A),XQ(a)
- Q(a);CHECK,OGATE::P(D),XQ(a)
- P(e);N_GUARD,XP(G)::R1(K),XP(d)
- Refutation
- S(h);
- Try
- B(L);
- Vars
- Q(a);CHECK,N_GUARD::QAB(A),XQ(a)
- Q(a);CHECK,OGATE::P(D),XQ(a)
- Q(a);N_GUARD,XP(B)::QAB(A)
- B(b);OGATE,XP(B)::QAB(A),XQ(a)
- B(b);OGATE,XP(E)::QAB(A),XQ(a)
- P(d);N_GUARD,SBLOCK,XP(E)::S(C)
- P(e);N_GUARD,XP(G)::R1(K),XP(d)
- Q(a);N_GUARD::QAB(A),XQ(a)
- B(b);OGATE::QAB(A),XQ(a)
- S(g);N_GUARD::S(M)
- S(g);N_GUARD::S(M),XS(g)
- S(h);OGATE::B(L)+P(I),XS(h)
- P(d);OGATE::P(D),XP(d)
- Refutation
- S(h);
- Try
- P(G);XP(e)
- Threat
- R1(K),XP(d)
- Vars
- Q(a);CHECK,N_GUARD::QAB(A),XQ(a)
- Q(a);CHECK,OGATE::P(D),XQ(a)
- B(b);OGATE,XP(E)::QAB(A),XQ(a)
- P(d);N_GUARD,SBLOCK,XP(E)::S(C)
- S(h);OGATE::B(L)+P(I),XS(h)
- Refutation
- S(h);
- Try
- Actual
- R(K);
- Vars
- Q(a);CHECK,N_GUARD::QAB(A),XQ(a)
- Q(a);CHECK,OGATE::P(D),XQ(a)
- Q(a);N_GUARD,XP(B)::QAB(A)
- B(b);OGATE,XP(B)::QAB(A),XQ(a)
- B(b);OGATE,XP(E)::QAB(A),XQ(a)
- P(d);N_GUARD,SBLOCK,XP(E)::S(C)
- P(e);N_GUARD,XP(G)::R1(K),XP(d)
- S(h);SBLOCK::S(M)
- Q(a);N_GUARD::QAB(A),XQ(a)
- B(b);OGATE::QAB(A),XQ(a)
- S(g);N_GUARD::S(M)
- S(g);N_GUARD::S(M),XS(g)
- S(h);OGATE::B(L)+P(I),XS(h)
- P(d);OGATE::P(D),XP(d)
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).