MESON Chess Problem Database
Problem Display
PID: 229010 (2n3b1/2N1pr2/R6q/n1kN4/P1p5/1pP1R2p/1P3B1Q/2K4B w - - 0 1)
Hartong, Jan
6th HM., El Ajedrez Argentino, 1926
#2
11 + 10
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Qxe3+
- 2.Bxe3#
- 1...Qf4
- 2.Se6#
- 1...Qg5
- 2.Se6#
- 1...Qg7
- 2.Se6#
- 1...Qf8
- 2.Se6#
- 2.Rf3#
- 1...Qh4
- 2.Se6#
- 1...Qh5
- 2.Se6#
- 2.Rf3#
- 1...Qc6
- 2.Rf3#
- 1...Qd6
- 2.Rf3#
- 1...Qe6
- 2.Sxe6#
- 1...Qg6
- 2.Rf3#
- 1...Qh7
- 2.Se6#
- 2.Rf3#
- 1...Qh8
- 2.Se6#
- 1...Qxe3+
- Tries
- 1.Sf4?
- threat
- 2.Re1#
- 2.Re2#
- 2.Rd3#
- 2.Rf3#
- 2.Rg3#
- 2.Rxh3#
- 2.Re4#
- 2.Re5#
- 2.Ree6#
- 2.Rxe7#
- 1...Qxf4
- 2.Se6#
- 1...Qxa6
- 2.Rd3#
- 2.Re6#
- 1...Rxf4
- 2.Re5#
- 1...Qb6
- 2.Rd3#
- 2.Re6#
- 1...Qc6
- 2.Rd3#
- 2.Re6#
- 1...Sb6
- 2.Rd3#
- 2.Re6#
- 1...Qg7
- 2.Sfe6#
- 2.Sce6#
- 2.Re5#
- 1...Qh4
- 2.Sfe6#
- 2.Sce6#
- 2.Rg3#
- 2.Re5#
- 1...Qd6
- 2.Re5#
- 1...Qe6
- 2.Sfxe6#
- 2.Scxe6#
- 2.Re4#
- 2.Re5#
- 2.Rexe6#
- 1...Qf6
- 2.Re5#
- 1...Qh8
- 2.Sfe6#
- 2.Sce6#
- 2.Re5#
- 1...e5
- 2.Re1#
- 2.Re2#
- 2.Rd3#
- 2.Rf3#
- 2.Rg3#
- 2.Rxh3#
- 2.Re4#
- 2.Rxe5#
- 1...e6
- 2.Re1#
- 2.Re2#
- 2.Rd3#
- 2.Rf3#
- 2.Rg3#
- 2.Rxh3#
- 2.Re4#
- 2.Re5#
- 2.Rexe6#
- 1...Sc6!
- threat
- 1.Sf6?
- threat
- 2.Se4#
- 2.Sd7#
- 2.Se6#
- 2.Qe5#
- 1...Qxe3+
- 2.Bxe3#
- 1...Qxf6
- 2.Re5#
- 1...exf6
- 2.Se6#
- 1...Qf4
- 2.Sd7#
- 2.Se6#
- 1...Qg5
- 2.Se4#
- 2.Sd7#
- 2.Se6#
- 1...Qh4
- 2.Sd7#
- 2.Se6#
- 2.Re5#
- 2.Qe5#
- 1...Qh5
- 2.Se4#
- 2.Sd7#
- 2.Se6#
- 2.Re1#
- 2.Re2#
- 2.Rd3#
- 2.Rf3#
- 2.Rg3#
- 2.Rxh3#
- 2.Re4#
- 2.Re5#
- 2.Ree6#
- 2.Rxe7#
- 1...Qg6
- 2.Sd7#
- 2.Se6#
- 2.Re1#
- 2.Re2#
- 2.Rd3#
- 2.Rf3#
- 2.Rg3#
- 2.Rxh3#
- 2.Re4#
- 2.Re5#
- 2.Ree6#
- 2.Rxe7#
- 2.Qe5#
- 1...Qh7
- 2.Sd7#
- 2.Se6#
- 2.Re1#
- 2.Re2#
- 2.Rd3#
- 2.Rf3#
- 2.Rg3#
- 2.Rxh3#
- 2.Re4#
- 2.Re5#
- 2.Ree6#
- 2.Rxe7#
- 2.Qe5#
- 1...Rg7
- 2.Se4#
- 2.Sd7#
- 1...Rh7
- 2.Se4#
- 2.Sd7#
- 1...Rf8
- 2.Se4#
- 2.Sd7#
- 1...Bh7
- 2.Sd7#
- 2.Se6#
- 2.Qe5#
- 1...Sc6
- 2.Se4#
- 2.Sd7#
- 2.Se6#
- 2.Rxc6#
- 1...Sb6
- 2.Se6#
- 2.Rxa5#
- 1...Sd6
- 2.Sd7#
- 2.Se6#
- 2.Qe5#
- 1...e5
- 2.Se4#
- 2.Se6#
- 2.Qxe5#
- 1...e6
- 2.Se4#
- 2.Sxe6#
- 2.Qe5#
- 1...Rxf6!
- threat
- 1.Rc6+?
- 1...Qxc6
- 2.Rf3#
- 1...Sxc6
- 2.Sa6#
- 1...Kxc6!
- 1...Qxc6
- 1.Sf4?
- Keys
- 1.Sb6!
- threat
- 2.Sd7#
- 2.Qe5#
- 1...Qxe3+
- 2.Bxe3#
- 1...Qxb6
- 2.Qe5#
- 1...Rxf2
- 2.Sd7#
- 1...Sxb6
- 2.Rxa5#
- 1...Qf4
- 2.Sd7#
- 1...Rf3
- 2.Sd7#
- 1...Rf4
- 2.Sd7#
- 1...e5
- 2.Qxe5#
- 1...Qg5
- 2.Sd7#
- 2.Se6#
- 1...Qg7
- 2.Sd7#
- 2.Se6#
- 1...Qh5
- 2.Sd7#
- 2.Se6#
- 1...Qc6
- 2.Rf3#
- 1...Qd6
- 2.Re5#
- 1...Qe6
- 2.Sxe6#
- 1...Qf6
- 2.Sd7#
- 1...Qh8
- 2.Sd7#
- 2.Se6#
- 1...Rf5
- 2.Sd7#
- 1...Rf6
- 2.Sd7#
- 1...Rg7
- 2.Sd7#
- 1...Rh7
- 2.Sd7#
- 1...Rf8
- 2.Sd7#
- 1...Sc6
- 2.Sd7#
- 1...e6
- 2.Qe5#
- threat
- 1.Sb6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 2
- ADDED MATES = 14
- REMOVED MATES = 5
- Sets
- Q(f);CHECK,OGATE,P_SPINQ(f),XR(G)::B(D),XQ(f)
- Q(f);N_GUARD::S(K)
- Q(f);N_GUARD,N_PINR(G)::S(K)
- Q(f);N_PINR(G)::B(D)+R(G)
- Q(f);N_GUARD,N_PINR(G)::S(K),XQ(f)
- Tries
- Try
- S(I);N_SPINR(G)
- Threat
- DUALS(10)
- Vars
- Q(f);N_GUARD,P_PINR(G),XS(I)::S(K)
- R(h);XS(I)::B(D)+R(G),DCHECK
- Q(f);::B(D)+R(G),DCHECK
- Refutation
- S(d);
- Try
- S(I);
- Threat
- DUALS(4)
- Vars
- Q(f);CHECK,OGATE,P_SPINQ(f),XR(G)::B(D),XQ(f)
- Q(f);N_PINR(G),XS(I)::B(D)+R(G),DCHECK
- P(g);XS(I)::S(K)
- Refutation
- R(h);XS(I)
- Try
- R(J);CHECK
- Vars
- Q(f);N_PINR(G),SBLOCK,XR(J)::B(D)+R(G)
- S(d);SBLOCK,XR(J)::S(K)
- Refutation
- K(e);P-FLIGHT,XR(J)
- Try
- Actual
- S(I);
- Threat
- DUALS(2)
- Vars
- Q(f);CHECK,OGATE,P_SPINQ(f),XR(G)::B(D),XQ(f)
- Q(f);N_PINR(G),XS(I)::QAR2(E)
- R(h);XB(D)::S(I)
- S(i);SBLOCK,XS(I)::R(J),XS(d)
- Q(f);::S(I)
- R(h);::S(I)
- R(h);N_PINR(G)::S(I)
- P(g);::QAR2(E),XP(g)
- Q(f);N_PINR(G),SBLOCK::B(D)+R(G)
- Q(f);N_PINR(G),SBLOCK::B(D)+R(G),DCHECK
- Q(f);N_GUARD,N_PINR(G)::S(K),XQ(f)
- Q(f);N_PINR(G)::S(I)
- S(d);::S(I)
- P(g);::QAR2(E)
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).