MESON Chess Problem Database
Problem Display
PID: 48323 (2R1b3/2N1k1r1/3R1n2/2p1N3/8/KB6/3Q4/8 w - - 0 1)
Lobusov, Andrey Jakovlevic
Probleemblad, 1983
#2
7 + 5
| 3335 | Cyclone | 2000 |
SOLUTION
- SOUND
- Sets
- 1...Rf7
- 2.Sg6#
- 1...Ba4
- 2.Re6#
- 1...Bb5
- 2.Re6#
- 1...Bh5
- 2.Sc6#
- 2.Re6#
- 1...Bc6
- 2.Sxc6#
- 2.Re6#
- 1...Bg6
- 2.Sc6#
- 2.Re6#
- 1...Bf7
- 2.Sc6#
- 1...Se4
- 2.Rxe8#
- 1...Sg4
- 2.Rxe8#
- 1...Sh5
- 2.Rxe8#
- 1...Sd7
- 2.Rxe8#
- 1...Sh7
- 2.Rxe8#
- 1...Sg8
- 2.Rxe8#
- 1...Rf7
- Tries
- 1.Ra6?
- threat
- 2.Qd6#
- 1...Bc6
- 2.Sxc6#
- 2.Qd8#
- 1...Se4
- 2.Rxe8#
- 1...Sd5
- 2.Rxe8#
- 1...Kf8!
- threat
- 1.Rb6?
- threat
- 2.Qd6#
- 1...Bc6
- 2.Sxc6#
- 2.Qd8#
- 1...Se4
- 2.Rxe8#
- 1...Sd5
- 2.Rxe8#
- 1...Kf8!
- threat
- 1.Rc6?
- threat
- 2.Qd6#
- 1...Bxc6
- 2.Sxc6#
- 2.Qd8#
- 1...Se4
- 2.Rxe8#
- 1...Sd5
- 2.Rxe8#
- 1...Kf8!
- threat
- 1.Rxf6?
- threat
- 2.Sd5#
- 2.Qd6#
- 2.Qd8#
- 1...Rf7
- 2.Qd6#
- 1...Bc6
- 2.Re6#
- 2.Qd6#
- 2.Qd8#
- 1...Bd7
- 2.Sd5#
- 2.Qd6#
- 1...Bf7
- 2.Qd6#
- 2.Qd8#
- 1...Kxf6!
- threat
- 1.Qf4?
- threat
- 2.Qxf6#
- 1...Kxd6
- 2.Qxf6#
- 1...Kf8
- 2.Rxe8#
- 1...Rf7
- 2.Sg6#
- 1...Se4
- 2.Re6#
- 1...Sg4
- 2.Re6#
- 1...Sd5
- 2.Re6#
- 1...Sh5
- 2.Re6#
- 1...Sd7
- 2.Sc6#
- 2.Re6#
- 1...Sh7
- 2.Re6#
- 1...Sg8
- 2.Re6#
- 1...Rg6!
- threat
- 1.Ra6?
- Keys
- 1.Qh6!
- threat
- 2.Qxf6#
- 1...Kxd6
- 2.Qxf6#
- 1...Kf8
- 2.Sg6#
- 1...Rg6
- 2.Re6#
- 1...Rf7
- 2.Re6#
- 1...Bg6
- 2.Re6#
- 1...Se4
- 2.Rxe8#
- 1...Sg4
- 2.Rxe8#
- 1...Sd5
- 2.Rxe8#
- 1...Sh5
- 2.Rxe8#
- 1...Sd7
- 2.Rxe8#
- 1...Sh7
- 2.Rxe8#
- 1...Sg8
- 2.Rxe8#
- threat
- 1.Qh6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 5
- REMOVED MATES = 3
- Sets
- R(d);N_GUARD,S_CUTB(e)::S(D)
- B(e);::R1(E)
- B(e);N_GUARD::S(D)
- S(b);N_GUARD::R1(G),XB(e)
- Tries
- Try
- R(E);
- Threat
- QAB1(A)
- Vars
- S(b);N_GUARD::R1(G),XB(e)
- Refutation
- K(c);P_SPINB(e),S_FLIGHT
- Try
- R(E);
- Threat
- QAB1(A)
- Vars
- S(b);N_GUARD::R1(G),XB(e)
- Refutation
- K(c);P_SPINB(e),S_FLIGHT
- Try
- R(E);
- Threat
- QAB1(A)
- Vars
- S(b);N_GUARD::R1(G),XB(e)
- Refutation
- K(c);P_SPINB(e),S_FLIGHT
- Try
- R(E);XS(b)
- Threat
- DUALS(3)
- Vars
- R(d);::QAB1(A)
- Refutation
- K(c);S_FLIGHT,XR(E)
- Try
- Q(A);
- Threat
- QAB1(A),XS(b)
- Vars
- K(c);S_FLIGHT,XR(E)::QAR2(A),XS(b)
- K(c);P_SPINB(e),P_SPINS(b),S_FLIGHT::R1(G),XB(e)
- R(d);N_GUARD,S_CUTB(e)::S(D)
- S(b);::R1(E)
- Refutation
- R(d);
- Try
- Actual
- Q(A);
- Threat
- QAB1(A),XS(b)
- Vars
- K(c);P_SPINS(b),S_FLIGHT,XR(E)::QAR2(A),XS(b)
- K(c);P_SPINB(e),P_SPINR(d),S_FLIGHT::S(D)
- R(d);::R1(E)
- B(e);::R1(E)
- S(b);N_GUARD::R1(G),XB(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).