MESON Chess Problem Database
Problem Display
PID: 170059 (5Q2/1Pr1p3/1p1PP3/2k1p3/1NrR3K/B1N5/1P6/2R2B2 w - - 0 1)
Salamanca, Tomas
Enroque!!, 1947
#2
12 + 6
| 6490 | yacpdb | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Kxd4
- 2.Sc2#
- 2.Qf2#
- 1...Rxc3
- 2.Rd5#
- 1...Rxb4
- 2.Sb5#
- 1...Rxd4+
- 2.Se4#
- 1...e4
- 2.Rd5#
- 1...exd6
- 2.Rxc4#
- 2.Qxd6#
- 1...Kxd4
- Tries
- 1.Sba2+?
- 1...Kxd4
- 2.Qf2#
- 1...Rb4
- 2.Sb5#
- 1...Kc6!
- 1...Kxd4
- 1.Sd3+?
- 1...Kxd4
- 2.Qf2#
- 1...Kc6!
- 1...Kxd4
- 1.Sbd5+?
- 1...Kxd4
- 2.Rd1#
- 2.Qf2#
- 1...Rb4
- 2.Sb5#
- 1...Kc6!
- 1...Kxd4
- 1.Sa6+?
- 1...Kxd4
- 2.Qf2#
- 1...Kc6!
- 1...Kxd4
- 1.Sc6+?
- 1...Rb4
- 2.Sb1#
- 2.Sd1#
- 2.Sa2#
- 2.Sa4#
- 2.Se4#
- 2.Sb5#
- 1...Kxc6!
- 1...Rb4
- 1.Qg7?
- threat
- 2.Qxe5#
- 1...Rxd4+
- 2.Se4#
- 1...Kxd4
- 2.Sc2#
- 2.Qg1#
- 1...Rxb4
- 2.Sb5#
- 1...exd4
- 2.Qe5#
- 1...exd6
- 2.Rxc4#
- 1...e4
- 2.Rd5#
- 2.Qe5#
- 1...b5!
- threat
- 1.Qf3?
- threat
- 2.Qd5#
- 1...Rxd4+
- 2.Se4#
- 1...Kxd4
- 2.Sc2#
- 2.Qf2#
- 1...e4
- 2.Rd5#
- 1...b5!
- threat
- 1.Qf4?
- threat
- 2.Rd5#
- 2.Qxe5#
- 1...Rxb4
- 2.Sb1#
- 2.Sd1#
- 2.Sa2#
- 2.Sa4#
- 2.Sb5#
- 1...Rxd4
- 2.Se4#
- 1...exd4
- 2.Qe5#
- 1...exf4
- 2.Rd5#
- 1...exd6
- 2.Rxc4#
- 2.Rd5#
- 1...e4
- 2.Rxc4#
- 2.Rd5#
- 2.Qe5#
- 1...b5!
- threat
- 1.Qf5?
- threat
- 2.Qxe5#
- 1...Rxd4+
- 2.Se4#
- 1...Kxd4
- 2.Sc2#
- 2.Qf2#
- 1...Rxb4
- 2.Sb5#
- 1...exd6
- 2.Rxc4#
- 1...b5!
- threat
- 1.Qh8?
- threat
- 2.Qxe5#
- 1...Rxd4+
- 2.Se4#
- 1...Kxd4
- 2.Sc2#
- 1...Rxb4
- 2.Sb5#
- 1...exd4
- 2.Qe5#
- 1...exd6
- 2.Rxc4#
- 1...e4
- 2.Rd5#
- 2.Qe5#
- 1...b5!
- threat
- 1.dxc7?
- 1...Rxd4+
- 2.Se4#
- 1...Kxd4
- 2.Sc2#
- 2.Qf2#
- 1...Rxc3
- 2.Rd5#
- 1...Rxb4
- 2.Sb5#
- 1...exd4
- 2.Qxe7#
- 1...e4
- 2.Rd5#
- 1...b5!
- 1...Rxd4+
- 1.b8Q?
- 1...Rxd4+
- 2.Se4#
- 1...Kxd4
- 2.Sc2#
- 2.Qf2#
- 1...Rxc3
- 2.Rd5#
- 1...Rxb4
- 2.Sb5#
- 1...exd4
- 2.Qxc7#
- 1...exd6
- 2.Rxc4#
- 2.Qxd6#
- 1...Rc6
- 2.Rxc4#
- 1...Ra7
- 2.Rxc4#
- 1...Rb7
- 2.Rxc4#
- 1...Rd7
- 2.Rxc4#
- 1...Rc8
- 2.Rxc4#
- 1...e4
- 2.Rd5#
- 1...b5!
- 1...Rxd4+
- 1.Sba2+?
- Keys
- 1.Qb8!
- 1...Rxd4+
- 2.Se4#
- 1...Kxd4
- 2.Sc2#
- 1...Rxc3
- 2.Rd5#
- 1...Rxb4
- 2.Sb5#
- 1...Rxb7
- 2.Rxc4#
- 1...exd4
- 2.Qxc7#
- 1...exd6
- 2.Rxc4#
- 1...b5
- 2.Qa7#
- 1...Rc6
- 2.Rxc4#
- 1...Rd7
- 2.Rxc4#
- 1...Rc8
- 2.Rxc4#
- 1...e4
- 2.Rd5#
- 1...Rxd4+
- 1.Qb8!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 8
- REMOVED MATES = 0
- Sets
- R(a);N_PINR(G),P_SPINR(a),XS(E)::R1(G)
- R(a);P_SPINR(a),XS(F)::R(A)+S(E)
- R(a);CHECK,SBLOCK,XR(G)::R(A)+S(E),DCHECK
- P(c);N_PINR(G)::R1(G)
- Tries
- Try
- S(F);CHECK
- Vars
- K(b);S_FLIGHT,XR(G)::QAB(L)
- R(a);P_SPINR(a)::R(A)+S(E)
- Refutation
- K(b);P-FLIGHT
- Try
- S(F);CHECK
- Vars
- K(b);S_FLIGHT,XR(G)::QAB(L)
- Refutation
- K(b);P-FLIGHT
- Try
- S(F);CHECK
- Vars
- R(a);P_SPINR(a)::R(A)+S(E)
- Refutation
- K(b);P-FLIGHT
- Try
- S(F);CHECK
- Vars
- K(b);S_FLIGHT,XR(G)::QAB(L)
- Refutation
- K(b);P-FLIGHT
- Try
- S(F);CHECK
- Refutation
- K(b);P-FLIGHT,XS(F)
- Try
- Q(L);
- Threat
- QAR2(L),XP(c)
- Vars
- R(a);CHECK,SBLOCK,XR(G)::R(A)+S(E),DCHECK
- R(a);P_SPINR(a),XS(F)::R(A)+S(E)
- P(c);XR(G)::QAR2(L)
- P(f);SBLOCK,XP(I)::R1(G),XR(a)
- Refutation
- P(d);
- Try
- Q(L);
- Threat
- QAR1(L)
- Vars
- R(a);CHECK,SBLOCK,XR(G)::R(A)+S(E),DCHECK
- P(c);N_PINR(G)::R1(G)
- Refutation
- P(d);
- Try
- Q(L);N_SPINR(G)
- Threat
- DUALS(2)
- Vars
- R(a);P_PINQ(L),SBLOCK,XR(G)::R(A)+S(E),DCHECK
- P(c);XR(G)::QAR2(L)
- P(c);XQ(L)::R1(G)
- Refutation
- P(d);
- Try
- Q(L);P_PINP(c)
- Threat
- QAR2(L),XP(c)
- Vars
- R(a);CHECK,SBLOCK,XR(G)::R(A)+S(E),DCHECK
- R(a);P_SPINR(a),XS(F)::R(A)+S(E)
- P(f);SBLOCK,XP(I)::R1(G),XR(a)
- Refutation
- P(d);
- Try
- Q(L);
- Threat
- QAR2(L),XP(c)
- Vars
- R(a);CHECK,SBLOCK,XR(G)::R(A)+S(E),DCHECK
- K(b);P_SPINP(c),S_FLIGHT,XR(G)::S(F)
- R(a);P_SPINR(a),XS(F)::R(A)+S(E)
- P(c);XR(G)::QAR2(L)
- P(f);SBLOCK,XP(I)::R1(G),XR(a)
- Refutation
- P(d);
- Try
- P(I);P_PINP(f),XR(e)
- Vars
- R(a);CHECK,SBLOCK,XR(G)::R(A)+S(E),DCHECK
- R(a);N_PINR(G),P_SPINR(a),XS(E)::R1(G)
- R(a);P_SPINR(a),XS(F)::R(A)+S(E)
- P(c);SBLOCK,XR(G)::QAB(L),XP(f)
- P(c);N_PINR(G)::R1(G)
- Refutation
- P(d);
- Try
- P(K);
- Vars
- R(a);CHECK,SBLOCK,XR(G)::R(A)+S(E),DCHECK
- R(a);N_PINR(G),P_SPINR(a),XS(E)::R1(G)
- R(a);P_SPINR(a),XS(F)::R(A)+S(E)
- P(c);SBLOCK,XR(G)::QAR2(K),XR(e)
- R(e);::R1(G),XR(a)
- P(c);N_PINR(G)::R1(G)
- Refutation
- P(d);
- Try
- Actual
- Q(L);
- Vars
- R(a);CHECK,SBLOCK,XR(G)::R(A)+S(E),DCHECK
- K(b);S_FLIGHT,XR(G)::S(F)
- R(a);N_PINR(G),P_SPINR(a),XS(E)::R1(G)
- R(a);P_SPINR(a),XS(F)::R(A)+S(E)
- R(e);XP(K)::R1(G),XR(a)
- P(c);SBLOCK,XR(G)::QAR2(L),XR(e)
- P(f);SBLOCK,XP(I)::R1(G),XR(a)
- P(d);OGATEB::QAB(L)
- R(e);::R1(G),XR(a)
- P(c);N_PINR(G)::R1(G)
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).