MESON Chess Problem Database
Problem Display
PID: 66105 (2b1R1Bn/3P3K/1q3kpN/2p5/r1N1n2P/8/5PR1/1Q2r3 w - - 0 1)
Kiss, Janos
To Mat, 1952
#2
10 + 9
| 45 | Schach | 1952 |
SOLUTION
- SOUND
- Sets
- 1...Qa5
- 2.Re6#
- 1...Qa7
- 2.Re6#
- 1...Qc7
- 2.Re6#
- 1...Qd8
- 2.Re6#
- 1...Qxb1
- 2.Re6#
- 2.d8Q#
- 2.d8B#
- 1...Qb2
- 2.Re6#
- 2.d8Q#
- 2.d8B#
- 1...Qb3
- 2.Re6#
- 2.d8Q#
- 2.d8B#
- 1...Qb4
- 2.Re6#
- 2.d8Q#
- 2.d8B#
- 1...Qb5
- 2.Re6#
- 2.d8Q#
- 2.d8B#
- 1...Qa6
- 2.d8Q#
- 2.d8B#
- 1...Qc6
- 2.d8Q#
- 2.d8B#
- 1...Qe6
- 2.Rxe6#
- 1...Qb7
- 2.Re6#
- 1...Qb8
- 2.Re6#
- 2.d8Q#
- 2.d8B#
- 1...Sd2
- 2.Sg4#
- 1...Sxf2
- 2.Rxf2#
- 1...Sc3
- 2.Sg4#
- 1...Sg3
- 2.Sg4#
- 1...Sg5+
- 2.hxg5#
- 1...Sd6
- 2.Sg4#
- 1...Sf7
- 2.Rxg6#
- 1...Qa5
- Tries
- 1.Se3?
- threat
- 2.Seg4#
- 2.Sd5#
- 2.Shg4#
- 1...Sg5+
- 2.hxg5#
- 1...Bxd7
- 2.Sd5#
- 1...Sxf2
- 2.Sd5#
- 2.Qxb6#
- 1...Qe6
- 2.Rxe6#
- 1...Qb3
- 2.Seg4#
- 2.Shg4#
- 2.d8Q#
- 2.d8B#
- 1...Qc6
- 2.Seg4#
- 2.Shg4#
- 2.d8Q#
- 2.d8B#
- 1...Qd6
- 2.Seg4#
- 2.Shg4#
- 1...Qb7
- 2.Seg4#
- 2.Shg4#
- 2.Re6#
- 1...Rd1
- 2.Seg4#
- 2.Shg4#
- 1...Rd4
- 2.Seg4#
- 2.Shg4#
- 1...Bb7
- 2.Seg4#
- 2.Shg4#
- 1...Sd2
- 2.Sd5#
- 2.Qxb6#
- 1...Sc3
- 2.Qxb6#
- 1...Sg3
- 2.Sd5#
- 2.Qxb6#
- 1...Sd6
- 2.Sd5#
- 2.Re6#
- 1...Rxe3!
- threat
- 1.Sxb6?
- threat
- 2.Sd5#
- 2.Re6#
- 2.d8Q#
- 2.d8B#
- 1...Sg5+
- 2.hxg5#
- 1...Rxb1
- 2.Sd5#
- 2.Re6#
- 2.d8Q#
- 2.d8B#
- 1...Bxd7
- 2.Sd5#
- 2.Sxd7#
- 1...Sxf2
- 2.Sd5#
- 1...Rc1
- 2.Sd5#
- 2.Re6#
- 2.d8Q#
- 2.d8B#
- 1...Rd1
- 2.Re6#
- 1...Rf1
- 2.Sd5#
- 2.Re6#
- 2.d8Q#
- 2.d8B#
- 1...Rg1
- 2.Sd5#
- 2.Re6#
- 2.d8Q#
- 2.d8B#
- 1...Rh1
- 2.Sd5#
- 2.Re6#
- 2.d8Q#
- 2.d8B#
- 1...Re2
- 2.Sd5#
- 2.Re6#
- 2.d8Q#
- 2.d8B#
- 1...Re3
- 2.Sd5#
- 2.Re6#
- 2.d8Q#
- 2.d8B#
- 1...Ra1
- 2.Sd5#
- 2.Re6#
- 2.d8Q#
- 2.d8B#
- 1...Ra2
- 2.Sd5#
- 2.Re6#
- 2.d8Q#
- 2.d8B#
- 1...Ra3
- 2.Sd5#
- 2.Re6#
- 2.d8Q#
- 2.d8B#
- 1...Rb4
- 2.Sd5#
- 2.Re6#
- 2.d8Q#
- 2.d8B#
- 1...Rc4
- 2.Sd5#
- 2.Re6#
- 2.d8Q#
- 2.d8B#
- 1...Rd4
- 2.Re6#
- 1...Ra5
- 2.Sd5#
- 2.Re6#
- 2.d8Q#
- 2.d8B#
- 1...Ra6
- 2.Sd5#
- 2.Re6#
- 2.d8Q#
- 2.d8B#
- 1...Ra7
- 2.Sd5#
- 2.Re6#
- 1...Ra8
- 2.Sd5#
- 2.Re6#
- 2.d8Q#
- 2.d8B#
- 1...Ba6
- 2.Sd5#
- 2.Re6#
- 2.d8Q#
- 2.d8B#
- 1...Bb7
- 2.Re6#
- 2.d8Q#
- 2.d8B#
- 1...Sd2
- 2.Sd5#
- 1...Sg3
- 2.Sd5#
- 1...Sd6
- 2.Sd5#
- 1...Sf7
- 2.Sd5#
- 2.Rxg6#
- 1...c4
- 2.Sd5#
- 2.Re6#
- 2.d8Q#
- 2.d8B#
- 1...g5
- 2.Sd5#
- 2.Re6#
- 2.d8Q#
- 2.d8B#
- 1...Sc3!
- threat
- 1.Be6?
- threat
- 2.Sg4#
- 2.Sg8#
- 1...Sg5+
- 2.hxg5#
- 1...Rxc4
- 2.Sg4#
- 1...Sxf2
- 2.Sg8#
- 2.Rxf2#
- 1...Qxe6!
- threat
- 1.Re5?
- threat
- 2.Sg4#
- 1...Sg5+
- 2.hxg5#
- 1...Sxf2
- 2.Rxf2#
- 2.Qxb6#
- 1...Qe6
- 2.Rxe6#
- 1...Bxd7!
- threat
- 1.Qb2+?
- 1...Qxb2
- 2.Re6#
- 2.d8Q#
- 2.d8B#
- 1...Sc3!
- 1...Qxb2
- 1.Se3?
- Keys
- 1.Se5!
- threat
- 2.Seg4#
- 1...Sg5+
- 2.hxg5#
- 1...Bxd7
- 2.Sxd7#
- 1...Sxf2
- 2.Qxb6#
- 1...Qe6
- 2.Rxe6#
- 1...Sd2
- 2.Qxb6#
- 1...Sc3
- 2.Qxb6#
- 1...Sg3
- 2.Qxb6#
- 1...Sd6
- 2.Re6#
- threat
- 1.Se5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 5
- ADDED MATES = 1
- REMOVED MATES = 6
- Sets
- Q(e);N_GUARD::R1(I)
- Q(e);N_GUARD,P_PINP(G)::R1(I)
- Q(e);N_GUARD::P=Q
- Q(e);N_GUARD::R1(I),XQ(e)
- S(c);::S(F)
- S(c);OGATE,XP(B)::R(C),XS(c)
- S(c);CHECK,OGATE::P(E),XS(c)
- S(i);N_GUARD::R1(C),XP(g)
- Tries
- Try
- S(D);
- Threat
- DUALS(3)
- Vars
- S(c);CHECK,OGATE::P(E),XS(c)
- B(h);XP(G)::S(D)
- Q(e);N_GUARD::R1(I),XQ(e)
- S(c);N_GUARD::QAR(A),XQ(e)
- Refutation
- R(a);XS(D)
- Try
- S(D);XQ(e)
- Threat
- DUALS(4)
- Vars
- S(c);CHECK,OGATE::P(E),XS(c)
- S(c);XP(B)::S(D)
- R(a);::R1(I)
- R(b);::R1(I)
- S(c);::S(D)
- Refutation
- S(c);
- Try
- B(J);
- Threat
- DUALS(2)
- Vars
- S(c);CHECK,OGATE::P(E),XS(c)
- R(b);XS(D)::S(F)
- Refutation
- Q(e);XB(J)
- Try
- R(I);
- Threat
- S(F)
- Vars
- S(c);CHECK,OGATE::P(E),XS(c)
- Q(e);N_GUARD::R1(I),XQ(e)
- Refutation
- B(h);XP(G)
- Try
- Q(A);CHECK
- Refutation
- S(c);P_SPINS(c)
- Try
- Actual
- S(D);
- Threat
- S(D)
- Vars
- S(c);CHECK,OGATE::P(E),XS(c)
- B(h);XP(G)::S(D),XB(h)
- S(c);N_GUARD,XP(B)::QAR(A),XQ(e)
- Q(e);N_GUARD::R1(I),XQ(e)
- S(c);N_GUARD::QAR(A),XQ(e)
- S(c);S_CUTQ(e)::R1(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).