MESON Chess Problem Database
Problem Display
PID: 108531 (7n/3p2Pq/3R1Q1B/4N2R/2ppk2P/n2r4/1Pr4b/KB1N4 w - - 0 1)
Kapros, Jorge Marcelo
Scacco!, 1978
#2
11 + 10
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Qf5
- 2.Qxf5#
- 1...Qg8
- 2.Qf5#
- 1...Qxh6
- 2.Qf5#
- 1...Qxg7
- 2.Qf5#
- 1...Rc1
- 2.Sf2#
- 2.Qf3#
- 1...Rxb2
- 2.Qf3#
- 1...Rcd2
- 2.Qf3#
- 1...Re2
- 2.Qf3#
- 1...Rf2
- 2.Sxf2#
- 1...Rg2
- 2.Qf3#
- 1...Rcc3
- 2.Sf2#
- 2.Qf3#
- 1...Rxd1
- 2.Qf3#
- 1...Rdd2
- 2.Qf3#
- 1...Rb3
- 2.Sf2#
- 1...Rdc3
- 2.Sf2#
- 1...Re3
- 2.Sf2#
- 1...Rf3
- 2.Qxf3#
- 1...Rg3
- 2.Sf2#
- 2.Qf4#
- 1...Rh3
- 2.Sf2#
- 1...Bg1
- 2.Qf4#
- 1...Bf4
- 2.Qxf4#
- 1...Bxe5
- 2.Rxe5#
- 1...Sg6
- 2.Qf5#
- 1...Qf5
- Tries
- 1.Sxd3?
- threat
- 2.S3f2#
- 2.Sc5#
- 2.Rxd4#
- 1...Kxd3
- 2.Qf3#
- 1...Bxd6
- 2.S3f2#
- 1...Sxb1
- 2.Sc5#
- 2.Rxd4#
- 1...cxd3
- 2.Rxd4#
- 1...Qf5
- 2.Qxf5#
- 1...Rf2
- 2.S1xf2#
- 2.S3xf2#
- 2.Sc5#
- 2.Rxd4#
- 1...Bg1
- 2.Sc5#
- 1...Bg3
- 2.Sc5#
- 2.Rxd4#
- 1...Be5
- 2.S3f2#
- 2.Sc5#
- 1...Sb5
- 2.S3f2#
- 2.Sc5#
- 1...Bf4!
- threat
- 1.Sg6?
- threat
- 2.Qf5#
- 1...Rf3
- 2.Rxd4#
- 2.Qxd4#
- 1...Bf4
- 2.Qxf4#
- 1...Rf2
- 2.Sxf2#
- 2.Rxd4#
- 1...Qxg6!
- threat
- 1.Sxd7?
- threat
- 2.Sc5#
- 1...Qf5
- 2.Qxf5#
- 1...Bf4
- 2.Qxf4#
- 1...Bxd6!
- threat
- 1.Bxc2?
- threat
- 2.Sf2#
- 2.Qf3#
- 1...Qxh6
- 2.Qf3#
- 2.Qf5#
- 1...Bxe5
- 2.Sf2#
- 2.Rxe5#
- 1...Qf5
- 2.Qxf5#
- 1...Bg1
- 2.Qf3#
- 2.Qf4#
- 1...Bg3
- 2.Qf3#
- 1...Bf4
- 2.Qxf4#
- 1...Sxc2+!
- threat
- 1.Bd2?
- threat
- 2.Sf2#
- 1...Rcxd2
- 2.Qf3#
- 1...Rdxd2
- 2.Qf3#
- 1...Qf5
- 2.Qxf5#
- 1...Rf3
- 2.Qxf3#
- 1...Bg1
- 2.Qf4#
- 1...Bg3!
- threat
- 1.Be3?
- threat
- 2.Qf3#
- 1...Rxe3
- 2.Sf2#
- 1...Bxe5
- 2.Rxe5#
- 1...Qf5
- 2.Qxf5#
- 1...Rf2
- 2.Rxd4#
- 1...Bf4
- 2.Qxf4#
- 1...Qxh5!
- threat
- 1.Rxd4+?
- 1...Rxd4
- 2.Sc3#
- 2.Qf3#
- 1...Kxd4!
- 1...Rxd4
- 1.Rxd7?
- threat
- 2.Qc6#
- 1...Qxh6
- 2.Qf5#
- 1...Qf5
- 2.Qxf5#
- 1...Qg8
- 2.Qf5#
- 1...Qg6!
- threat
- 1.Qe6?
- threat
- 2.Qd5#
- 1...Qxh6
- 2.Qf5#
- 1...Qg8
- 2.Qf5#
- 1...dxe6!
- threat
- 1.Qf7?
- threat
- 2.Qd5#
- 1...Qxh6
- 2.Qf5#
- 1...Qg8
- 2.Qf5#
- 1...Sxf7!
- threat
- 1.gxh8Q?
- threat
- 2.Qxh7#
- 2.Qa8#
- 1...Qxh6
- 2.Qf5#
- 2.Qa8#
- 1...Qxh8
- 2.Qf5#
- 2.Qg6#
- 1...Rxb2
- 2.Qf3#
- 2.Qxh7#
- 1...Qg6
- 2.Qxg6#
- 2.Qa8#
- 1...Qf5
- 2.Qxf5#
- 2.Qa8#
- 1...Qg8
- 2.Qf5#
- 1...Qe7
- 2.Qf5#
- 2.Qg6#
- 2.Qa8#
- 1...Qg7
- 2.Qf5#
- 2.Qa8#
- 1...Rf2
- 2.Sxf2#
- 2.Qa8#
- 1...Rg2
- 2.Qf3#
- 2.Qa8#
- 1...Rb3
- 2.Sf2#
- 2.Qxh7#
- 1...Rf3
- 2.Qxf3#
- 2.Qa8#
- 1...Rg3
- 2.Sf2#
- 2.Qf4#
- 2.Qa8#
- 1...Qf7!
- threat
- 1.g8Q?
- threat
- 2.Qd5#
- 2.Qa8#
- 1...Qxg8
- 2.Qf5#
- 1...Rxb2
- 2.Qd5#
- 2.Qf3#
- 1...Rb3
- 2.Sf2#
- 2.Qd5#
- 1...Sf7
- 2.Qxh7#
- 2.Qa8#
- 1...Qf7!
- threat
- 1.g8B?
- threat
- 2.Bd5#
- 1...Qxg8
- 2.Qf5#
- 1...Sf7
- 2.Bxh7#
- 1...Qf7!
- threat
- 1.Sxd3?
- Keys
- 1.Qf8!
- threat
- 2.Qa8#
- 1...Qxh6
- 2.Qf5#
- 1...Rxb2
- 2.Qf3#
- 1...Qf5
- 2.Qxf5#
- 1...Qg8
- 2.Qf5#
- 1...Rb3
- 2.Sf2#
- threat
- 1.Qf8!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 15
- Sets
- Q(i);N_GUARD::QAB1(I),XQ(i)
- Q(i);N_GUARD::QAB1(I)
- Q(i);N_GUARD,XB(J)::QAB1(I)
- Q(i);N_GUARD,XP(K)::QAB1(I)
- R(a);P_SPINR(d),XP(D)::QAB1(I)
- R(a);P_SPINR(d)::QAB1(I)
- R(a);N_GUARD,P_SPINR(d)::S(C),XR(a)
- R(d);N_GUARD,P_PINB(B),P_SPINR(a),XS(C)::QAB1(I)
- R(d);N_GUARD,P_SPINR(a)::QAB1(I)
- R(d);P_SPINR(a)::S(C)
- R(d);N_GUARD,P_SPINR(a)::QAB1(I),XR(d)
- B(b);N_GUARD::QAR1(I)
- B(b);N_GUARD::QAR1(I),XB(b)
- B(b);OGATE,XS(F)::R1(G),XB(b)
- S(j);S_CUTQ(i)::QAB1(I)
- Tries
- Try
- S(F);XR(d)
- Threat
- DUALS(3)
- Vars
- K(g);P_SPINP(f),P_SPINR(a),S_FLIGHT,XS(F)::QAR2(I)
- B(b);XR(H)::S(F)
- P(e);XS(F)::R1(H),XP(f)
- Q(i);N_GUARD::QAB1(I),XQ(i)
- B(b);::S(F)
- Refutation
- B(b);
- Try
- S(F);
- Threat
- QAB1(I)
- Vars
- B(b);N_GUARD::QAR1(I),XB(b)
- Refutation
- Q(i);XS(F)
- Try
- S(F);XP(h)
- Threat
- S(F)
- Vars
- Q(i);N_GUARD::QAB1(I),XQ(i)
- B(b);N_GUARD::QAR1(I),XB(b)
- Refutation
- B(b);XR(H)
- Try
- B(B);P_PINR(d),XR(a)
- Threat
- DUALS(2)
- Vars
- Q(i);N_GUARD::QAB1(I),XQ(i)
- B(b);::QAB1(I)
- B(b);N_GUARD::QAR1(I),XB(b)
- Refutation
- S(c);CHECK,N_SPINR(d),XB(B)
- Try
- B(J);
- Threat
- S(C)
- Vars
- R(a);P_SPINR(d),XB(J)::QAB1(I)
- R(d);N_GUARD,P_SPINR(a),XB(J)::QAB1(I)
- Q(i);N_GUARD::QAB1(I),XQ(i)
- R(d);N_GUARD,P_SPINR(a)::QAB1(I),XR(d)
- B(b);N_GUARD::QAR1(I)
- Refutation
- B(b);
- Try
- B(J);
- Threat
- QAB1(I)
- Vars
- R(d);P_SPINR(a),SBLOCK,XB(J)::S(C)
- B(b);OGATE,XS(F)::R1(G),XB(b)
- Q(i);N_GUARD::QAB1(I),XQ(i)
- R(a);P_SPINR(d)::R1(H),XP(f)
- B(b);N_GUARD::QAR1(I),XB(b)
- Refutation
- Q(i);XR(G)
- Try
- R(H);CHECK,XP(f)
- Refutation
- K(g);P-FLIGHT,XR(H)
- Try
- R(H);XP(h)
- Threat
- QAB(I)
- Vars
- Q(i);N_GUARD,XB(J)::QAB1(I)
- Q(i);N_GUARD::QAB1(I),XQ(i)
- Q(i);N_GUARD::QAB1(I)
- Refutation
- Q(i);
- Try
- Q(I);
- Threat
- QAB1(I)
- Vars
- Q(i);N_GUARD,XB(J)::QAB1(I)
- Q(i);N_GUARD::QAB1(I)
- Refutation
- P(h);XQ(I)
- Try
- Q(I);
- Threat
- QAB1(I)
- Vars
- Q(i);N_GUARD,XB(J)::QAB1(I)
- Q(i);N_GUARD::QAB1(I)
- Refutation
- S(j);XQ(I)
- Try
- P(K);XS(j)
- Threat
- DUALS(2)
- Vars
- Q(i);N_GUARD::QAB1(I)
- Refutation
- Q(i);
- Try
- P(K);
- Threat
- DUALS(2)
- Vars
- Q(i);N_GUARD,XQ(K)::QAB1(I)
- Refutation
- Q(i);
- Try
- P(K);
- Threat
- B(K)
- Vars
- Q(i);N_GUARD,XB(K)::QAB1(I)
- S(j);N_GUARD::B(K),XQ(i)
- Refutation
- Q(i);
- Try
- Actual
- Q(I);
- Threat
- QAB(I)
- Vars
- Q(i);N_GUARD,XB(J)::QAB1(I)
- R(a);P_SPINR(d),XP(D)::QAB1(I)
- Q(i);N_GUARD::QAB1(I),XQ(i)
- Q(i);N_GUARD::QAB1(I)
- R(d);P_SPINR(a)::S(C)
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).