MESON Chess Problem Database
Problem Display
PID: 181818 (2K2R2/p1b1p3/r2p4/1Q2N1k1/8/8/3qrP2/3b3R w - - 0 1)
Marin y Llovet, Valentin
2nd Prize, Tidskrift for Schack, 1905
#2
6 + 9
| 6490 | yacpdb | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Qe1
- 2.f4#
- 1...Qc3
- 2.f4#
- 1...Qa5
- 2.f4#
- 1...Qa2
- 2.f4#
- 1...Qb2
- 2.f4#
- 1...Qc2
- 2.f4#
- 1...Qd3
- 2.f4#
- 1...Qd5
- 2.f4#
- 1...Re3
- 2.f4#
- 1...Qe1
- Tries
- 1.Sf3+?
- 1...Kg4
- 2.Rh4#
- 2.Qf5#
- 2.Qh5#
- 1...Kg6!
- 1...Kg4
- 1.Qc4?
- threat
- 2.Qg8#
- 2.Qg4#
- 2.Qh4#
- 1...Rxf2
- 2.Qg8#
- 2.Qh4#
- 1...Rxe5
- 2.Qg8#
- 1...Qd5
- 2.Qf4#
- 2.Qg4#
- 2.Qh4#
- 2.f4#
- 1...Qb4
- 2.Qg8#
- 2.f4#
- 1...Qf4
- 2.Qg8#
- 2.Qxf4#
- 1...Qa2
- 2.Qf4#
- 2.Qg4#
- 2.Qh4#
- 2.f4#
- 1...Qc2
- 2.Qf4#
- 2.Qg4#
- 2.Qh4#
- 2.f4#
- 1...Qd3
- 2.Qf4#
- 2.Qg4#
- 2.Qh4#
- 2.f4#
- 1...Qd4
- 2.Qg8#
- 1...Re1
- 2.Qg8#
- 2.Qh4#
- 1...Re3
- 2.Qg8#
- 2.Qf4#
- 2.Qh4#
- 2.f4#
- 1...Re4
- 2.Qg8#
- 1...Ra4
- 2.Qg8#
- 1...Bc2
- 2.Qg4#
- 2.Qh4#
- 1...Bb3
- 2.Qg4#
- 2.Qh4#
- 1...d5
- 2.Qg4#
- 2.Qh4#
- 1...e6
- 2.Qg4#
- 2.Qh4#
- 1...dxe5!
- threat
- 1.Qe8?
- threat
- 2.Rh5#
- 2.Qh5#
- 2.Qg6#
- 2.Qxe7#
- 1...Rxf2
- 2.Qg6#
- 1...dxe5
- 2.Qh5#
- 1...Qf4
- 2.Rh5#
- 2.Qh5#
- 2.Qg6#
- 1...Qc2
- 2.Rh5#
- 2.Qh5#
- 2.Qxe7#
- 2.f4#
- 1...Qd3
- 2.Rh5#
- 2.Qh5#
- 2.Qxe7#
- 2.f4#
- 1...Re1
- 2.Qg6#
- 2.Qxe7#
- 1...Re3
- 2.Qg6#
- 2.Qxe7#
- 2.f4#
- 1...Re4
- 2.Qg6#
- 2.Qxe7#
- 1...Bc2
- 2.Rh5#
- 2.Qh5#
- 2.Qxe7#
- 1...Bd8
- 2.Rh5#
- 2.Qh5#
- 2.Qg6#
- 1...d5
- 2.Rh5#
- 2.Qh5#
- 1...e6
- 2.Rh5#
- 2.Qh5#
- 2.Qg6#
- 2.Qe7#
- 1...Rxe5!
- threat
- 1.Qb3?
- threat
- 2.Qg8#
- 2.Qg3#
- 1...Rxf2
- 2.Qg8#
- 1...Rxe5
- 2.Qg8#
- 1...dxe5
- 2.Qg3#
- 1...Qd5
- 2.Qg3#
- 2.f4#
- 1...Qc3
- 2.Qg8#
- 2.f4#
- 1...Qe3
- 2.Qg8#
- 1...Qb4
- 2.Qg8#
- 1...Qf4
- 2.Qg8#
- 1...Qa2
- 2.Qg3#
- 2.f4#
- 1...Qc2
- 2.Qg3#
- 2.f4#
- 1...Qd3
- 2.f4#
- 1...Qd4
- 2.Qg8#
- 1...Re1
- 2.Qg8#
- 1...Re3
- 2.Qg8#
- 2.f4#
- 1...Re4
- 2.Qg8#
- 1...Ra3
- 2.Qg8#
- 1...Ra4
- 2.Qg8#
- 1...Bc2
- 2.Qg3#
- 1...d5
- 2.Qg3#
- 1...e6
- 2.Qg3#
- 1...Bxb3!
- threat
- 1.Sf3+?
- Keys
- 1.Qd5!
- threat
- 2.Qg2#
- 2.Qg8#
- 1...Qxd5
- 2.f4#
- 1...Rxf2
- 2.Qg8#
- 1...Rxe5
- 2.Qg8#
- 1...dxe5
- 2.Qg2#
- 1...Qc3
- 2.Qg8#
- 2.f4#
- 1...Qe3
- 2.Qg8#
- 1...Qb4
- 2.Qg8#
- 1...Qf4
- 2.Qg8#
- 1...Qa2
- 2.Qg2#
- 2.f4#
- 1...Qc2
- 2.Qg2#
- 2.f4#
- 1...Qd3
- 2.f4#
- 1...Qd4
- 2.Qg8#
- 1...Re1
- 2.Qg8#
- 1...Re3
- 2.Qg8#
- 2.f4#
- 1...Re4
- 2.Qg8#
- 1...Ra3
- 2.Qg8#
- 1...Ra4
- 2.Qg8#
- 1...Bc2
- 2.Qg2#
- 1...Bb3
- 2.Qg2#
- 1...e6
- 2.Qg2#
- threat
- 1.Qd5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 14
- REMOVED MATES = 7
- Sets
- Q(b);N_GUARD::P(B)
- R(c);S_CUTQ(b)::P(B)
- Tries
- Try
- S(D);CHECK
- Refutation
- K(d);P-FLIGHT
- Try
- Q(C);
- Threat
- DUALS(3)
- Vars
- R(c);XS(D)::QAR(C)
- Q(b);::QAR(C)
- R(c);::QAR(C)
- R(e);::QAR(C)
- Refutation
- P(f);XS(D)
- Try
- Q(C);
- Threat
- DUALS(4)
- Vars
- R(c);XP(B)::QAR1(C)
- P(f);XS(D)::QAR1(C)
- Refutation
- R(c);XS(D)
- Try
- Q(C);
- Threat
- DUALS(2)
- Vars
- R(c);XP(B)::QAR(C)
- R(c);XS(D)::QAR(C)
- P(f);XS(D)::QAR2(C)
- Q(b);::QAR(C)
- Q(b);N_GUARD::P(B)
- R(c);::QAR(C)
- R(e);::QAR(C)
- B(a);::QAR2(C)
- P(f);::QAR2(C)
- P(i);::QAR2(C)
- Refutation
- B(a);XQ(C)
- Try
- Actual
- Q(C);
- Threat
- DUALS(2)
- Vars
- Q(b);N_GUARD,XQ(C)::P(B)
- R(c);XP(B)::QAR(C)
- R(c);P_SPINR(c),XS(D)::QAR(C)
- P(f);P_SPINP(f),XS(D)::QAR(C)
- Q(b);::QAR(C)
- Q(b);N_GUARD::P(B)
- R(c);::QAR(C)
- R(e);::QAR(C)
- B(a);::QAR(C)
- P(i);::QAR(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).