MESON Chess Problem Database
Problem Display
PID: 195273 (1B5N/2nQpPp1/2B3qp/4k3/RNR4P/3P2p1/3P4/2K5 w - - 0 1)
Haralovic, Mato
Probleemblad, 1979
#2
12 + 7
SOLUTION
- SOUND
- Sets
- 1...Qf6
- 2.Ra5#
- 2.Re4#
- 2.Qd5#
- 1...Qf6
- Tries
- 1.Bxc7+?
- 1...Kf6
- 2.Sd5#
- 1...Qd6!
- 1...Kf6
- 1.Rc5+?
- 1...Kf4
- 2.Sxg6#
- 1...Kf6!
- 1...Kf4
- 1.Qd4+?
- 1...Ke6
- 2.Bd7#
- 1...Kf5!
- 1...Ke6
- 1.Qxc7+?
- 1...Kf5
- 2.Qe5#
- 1...Ke6
- 2.Qe5#
- 1...Kf6
- 2.Qe5#
- 1...Qd6!
- 1...Kf5
- 1.Qxe7+?
- 1...Qe6
- 2.Ra5#
- 1...Kf5!
- 1...Qe6
- 1.d4+?
- 1...Kf4
- 2.Sxg6#
- 1...Kf6!
- 1...Kf4
- 1.f8Q?
- threat
- 2.Sxg6#
- 2.Ra5#
- 2.Rc5#
- 2.Qd5#
- 2.Qf4#
- 2.d4#
- 1...Qxd3
- 2.Sxd3#
- 2.Qfxe7#
- 2.Qxg7#
- 2.Qdxe7#
- 2.Qf4#
- 1...Qxc6
- 2.Sxc6#
- 2.Qf4#
- 2.Qff5#
- 1...Qd6
- 2.Re4#
- 2.Qdf5#
- 2.Qf4#
- 2.Qff5#
- 1...Qe4
- 2.Bxc7#
- 2.Rxe4#
- 2.Qdxe7#
- 1...Qf5
- 2.Bxc7#
- 2.Ra5#
- 2.Qd5#
- 2.Qfxf5#
- 1...Qh5
- 2.Bxc7#
- 2.Ra5#
- 2.Re4#
- 2.Rc5#
- 2.Qfxe7#
- 2.Qxg7#
- 2.Qd5#
- 2.Qdxe7#
- 2.Qf4#
- 2.d4#
- 1...Qh7
- 2.Bxc7#
- 2.Ra5#
- 2.Rc5#
- 2.Qfxe7#
- 2.Qd5#
- 2.Qdxe7#
- 2.Qf4#
- 2.d4#
- 1...Qe8
- 2.Bxc7#
- 2.Ra5#
- 2.Re4#
- 2.Rc5#
- 2.Qxg7#
- 2.Qd5#
- 2.Qf4#
- 2.Qff5#
- 2.d4#
- 1...Qg4
- 2.Bxc7#
- 2.Ra5#
- 2.Rc5#
- 2.Qd5#
- 1...Qg5
- 2.Bxc7#
- 2.Ra5#
- 2.Re4#
- 2.Rc5#
- 2.Qd5#
- 2.d4#
- 1...Qe6
- 2.Re4#
- 2.Qd4#
- 2.Qf4#
- 2.d4#
- 1...Qf6
- 2.Ra5#
- 2.Re4#
- 2.Qd5#
- 1...e6
- 2.Sxg6#
- 2.Bxc7#
- 2.Ra5#
- 2.Rc5#
- 2.Qd4#
- 2.Qdd6#
- 2.Qxc7#
- 2.Qf4#
- 2.d4#
- 1...Qf7!
- threat
- 1.f8R?
- threat
- 2.Sxg6#
- 2.Ra5#
- 2.Rc5#
- 2.Qd5#
- 2.d4#
- 1...Qxd3
- 2.Sxd3#
- 2.Qxe7#
- 1...Qxc6
- 2.Sxc6#
- 2.Rf5#
- 1...Qd6
- 2.Re4#
- 2.Rf5#
- 2.Qf5#
- 1...Qe4
- 2.Bxc7#
- 2.Rxe4#
- 2.Qxe7#
- 1...Qf5
- 2.Bxc7#
- 2.Ra5#
- 2.Rxf5#
- 2.Qd5#
- 1...Qh5
- 2.Bxc7#
- 2.Ra5#
- 2.Re4#
- 2.Rc5#
- 2.Qd5#
- 2.Qxe7#
- 2.d4#
- 1...Qh7
- 2.Bxc7#
- 2.Ra5#
- 2.Rc5#
- 2.Qd5#
- 2.Qxe7#
- 2.d4#
- 1...Qe8
- 2.Bxc7#
- 2.Ra5#
- 2.Re4#
- 2.Rc5#
- 2.Rf5#
- 2.Qd5#
- 2.d4#
- 1...Qg4
- 2.Bxc7#
- 2.Ra5#
- 2.Rc5#
- 2.Qd5#
- 1...Qg5
- 2.Bxc7#
- 2.Ra5#
- 2.Re4#
- 2.Rc5#
- 2.Qd5#
- 2.d4#
- 1...Qe6
- 2.Re4#
- 2.Qd4#
- 2.d4#
- 1...Qf6
- 2.Ra5#
- 2.Re4#
- 2.Qd5#
- 1...e6
- 2.Sxg6#
- 2.Bxc7#
- 2.Ra5#
- 2.Rc5#
- 2.Qd4#
- 2.Qxc7#
- 2.d4#
- 1...Qf7!
- threat
- 1.Bxc7+?
- Keys
- 1.Rf4!
- threat
- 2.Sxg6#
- 1...Qxc6+
- 2.Sxc6#
- 1...Kxf4
- 2.Sxg6#
- 1...Qxd3
- 2.Sxd3#
- 1...Qxf7
- 2.Bxc7#
- 1...Qf5
- 2.Rxf5#
- 1...Qe4
- 2.Bxc7#
- 1...Qh5
- 2.Bxc7#
- 1...Qh7
- 2.Bxc7#
- 1...Qg4
- 2.Bxc7#
- 1...Qg5
- 2.Bxc7#
- 1...Qd6
- 2.Qf5#
- 1...Qe6
- 2.Qd4#
- 1...Qf6
- 2.Re4#
- threat
- 1.Rf4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 13
- REMOVED MATES = 0
- Sets
- Tries
- Try
- B(K);CHECK,XS(e)
- Vars
- K(b);S_FLIGHT::S(E)
- Refutation
- Q(c);P_SPINQ(c)
- Try
- R(F);CHECK
- Vars
- K(b);S_FLIGHT::S(L),XQ(c)
- Refutation
- K(b);N_SPINS(e),S_FLIGHT
- Try
- Q(I);CHECK
- Vars
- K(b);N_SPINS(e),P-FLIGHT::B(H)
- Refutation
- K(b);N_SPINS(e),P-FLIGHT
- Try
- Q(I);CHECK,XS(e)
- Vars
- K(b);P-FLIGHT::QAR1(I)
- K(b);S_FLIGHT::QAB1(I)
- Refutation
- Q(c);P_SPINQ(c)
- Try
- Q(I);CHECK,XP(f)
- Vars
- Q(c);P_SPINQ(c)::R(D)
- Refutation
- K(b);N_SPINS(e),P-FLIGHT
- Try
- P(C);CHECK
- Vars
- K(b);S_FLIGHT::S(L),XQ(c)
- Refutation
- K(b);N_SPINS(e),S_FLIGHT
- Try
- P(J);
- Threat
- DUALS(6)
- Refutation
- Q(c);
- Try
- P(J);
- Threat
- DUALS(5)
- Refutation
- Q(c);
- Try
- Actual
- R(F);
- Threat
- S(L),XQ(c)
- Vars
- Q(c);CHECK,XB(H)::S(E),XQ(c)
- K(b);S_FLIGHT,XR(F)::S(L),XQ(c)
- Q(c);XP(C)::S(E),XQ(c)
- Q(c);N_GUARD,XP(J)::B(K),XS(e)
- Q(c);N_GUARD::R1(F),XQ(c)
- Q(c);N_GUARD::B(K),XS(e)
- Q(c);N_GUARD,N_SPINS(e),SBLOCK::QAR1(I)
- Q(c);SBLOCK::QAB1(I)
- Q(c);N_GUARD,SBLOCK::R1(F)
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).