MESON Chess Problem Database
Problem Display
PID: 7935 (8/RPPk1K2/1n6/2p5/2P3p1/6B1/8/8 w - - 0 1)
Melnichenko, Viktor Oleksandrovich
The Problemist, 1994
#2
6 + 4
SOLUTION
- SOUND
- Sets
- 1...Kc6
- 2.b8S#
- 1...Sa4
- 2.c8Q#
- 1...Sxc4
- 2.c8Q#
- 1...Sd5
- 2.c8Q#
- 1...Sa8
- 2.c8Q#
- 1...Sc8
- 2.b8S#
- 1...Kc6
- Tries
- 1.Bh2?
- 1...Kc6
- 2.b8S#
- 1...Sxc4
- 2.c8Q#
- 1...Sa4
- 2.c8Q#
- 1...Sd5
- 2.c8Q#
- 1...Sa8
- 2.c8Q#
- 1...Sc8
- 2.b8S#
- 1...g3!
- 1...Kc6
- 1.Bf4?
- 1...Kc6
- 2.b8S#
- 1...Sxc4
- 2.c8Q#
- 1...Sa4
- 2.c8Q#
- 1...Sd5
- 2.c8Q#
- 1...Sa8
- 2.c8Q#
- 1...Sc8
- 2.b8S#
- 1...g3!
- 1...Kc6
- 1.Be5?
- 1...Kc6
- 2.b8S#
- 1...Sxc4
- 2.c8Q#
- 1...Sa4
- 2.c8Q#
- 1...Sd5
- 2.c8Q#
- 1...Sa8
- 2.c8Q#
- 1...Sc8
- 2.b8S#
- 1...g3!
- 1...Kc6
- 1.Ra1?
- 1...Sxc4
- 2.c8Q#
- 1...Sa4
- 2.c8Q#
- 1...Sd5
- 2.c8Q#
- 1...Sa8
- 2.c8Q#
- 1...Sc8
- 2.b8S#
- 1...Kc6!
- 1...Sxc4
- 1.Ra2?
- 1...Sxc4
- 2.c8Q#
- 1...Sa4
- 2.c8Q#
- 1...Sd5
- 2.c8Q#
- 1...Sa8
- 2.c8Q#
- 1...Sc8
- 2.b8S#
- 1...Kc6!
- 1...Sxc4
- 1.Ra3?
- 1...Sxc4
- 2.c8Q#
- 1...Sa4
- 2.c8Q#
- 1...Sd5
- 2.c8Q#
- 1...Sa8
- 2.c8Q#
- 1...Sc8
- 2.b8S#
- 1...Kc6!
- 1...Sxc4
- 1.Ra4?
- 1...Sxa4
- 2.c8Q#
- 1...Sxc4
- 2.c8Q#
- 1...Sd5
- 2.c8Q#
- 1...Sa8
- 2.c8Q#
- 1...Sc8
- 2.b8S#
- 1...Kc6!
- 1...Sxa4
- 1.Ra5?
- 1...Sxc4
- 2.c8Q#
- 1...Sa4
- 2.c8Q#
- 1...Sd5
- 2.c8Q#
- 1...Sa8
- 2.c8Q#
- 1...Sc8
- 2.b8S#
- 1...Kc6!
- 1...Sxc4
- 1.Ra8?
- 1...Sxc4
- 2.c8Q#
- 1...Sxa8
- 2.c8Q#
- 1...Sa4
- 2.c8Q#
- 1...Sd5
- 2.c8Q#
- 1...Sc8
- 2.b8S#
- 1...Kc6!
- 1...Sxc4
- 1.b8Q?
- threat
- 2.Qe8#
- 2.c8Q#
- 2.c8R#
- 1...Sxc4
- 2.Qe8#
- 2.c8Q#
- 2.c8R#
- 1...Sa4
- 2.Qe8#
- 2.c8Q#
- 2.c8R#
- 1...Sc8
- 2.Qb5#
- 1...Kc6!
- threat
- 1.Bh2?
- Keys
- 1.Ra6!
- 1...Kc6
- 2.c8Q#
- 1...Sxc4
- 2.c8Q#
- 1...Sa4
- 2.c8Q#
- 1...Sd5
- 2.c8Q#
- 1...Sa8
- 2.c8Q#
- 1...Sc8
- 2.b8S#
- 1...Kc6
- 1.Ra6!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 1
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- K(d);S_FLIGHT::P=S
- S(c);N_GUARD::P=Q
- S(c);N_GUARD,XP(B)::P=Q
- S(c);SBLOCK::P=S
- Tries
- Try
- B(A);
- Vars
- K(d);S_FLIGHT::P=S
- S(c);N_GUARD,XP(B)::P=Q
- S(c);N_GUARD::P=Q
- S(c);SBLOCK::P=S
- Refutation
- P(a);
- Try
- B(A);
- Vars
- K(d);S_FLIGHT::P=S
- S(c);N_GUARD,XP(B)::P=Q
- S(c);N_GUARD::P=Q
- S(c);SBLOCK::P=S
- Refutation
- P(a);
- Try
- B(A);
- Vars
- K(d);S_FLIGHT::P=S
- S(c);N_GUARD,XP(B)::P=Q
- S(c);N_GUARD::P=Q
- S(c);SBLOCK::P=S
- Refutation
- P(a);
- Try
- R(C);
- Vars
- S(c);N_GUARD,XP(B)::P=Q
- S(c);N_GUARD::P=Q
- S(c);SBLOCK::P=S
- Refutation
- K(d);S_FLIGHT
- Try
- R(C);
- Vars
- S(c);N_GUARD,XP(B)::P=Q
- S(c);N_GUARD::P=Q
- S(c);SBLOCK::P=S
- Refutation
- K(d);S_FLIGHT
- Try
- R(C);
- Vars
- S(c);N_GUARD,XP(B)::P=Q
- S(c);N_GUARD::P=Q
- S(c);SBLOCK::P=S
- Refutation
- K(d);S_FLIGHT
- Try
- R(C);
- Vars
- S(c);N_GUARD,XR(C)::P=Q
- S(c);N_GUARD,XP(B)::P=Q
- S(c);N_GUARD::P=Q
- S(c);SBLOCK::P=S
- Refutation
- K(d);S_FLIGHT
- Try
- R(C);
- Vars
- S(c);N_GUARD,XP(B)::P=Q
- S(c);N_GUARD::P=Q
- S(c);SBLOCK::P=S
- Refutation
- K(d);S_FLIGHT
- Try
- R(C);
- Vars
- S(c);N_GUARD,XP(B)::P=Q
- S(c);N_GUARD,XR(C)::P=Q
- S(c);N_GUARD::P=Q
- S(c);SBLOCK::P=S
- Refutation
- K(d);S_FLIGHT
- Try
- P(D);
- Threat
- DUALS(3)
- Vars
- S(c);OGATE,SBLOCK::QAB(D)
- Refutation
- K(d);S_FLIGHT
- Try
- Actual
- R(C);
- Vars
- K(d);P_SPINS(c),S_FLIGHT::P=Q
- S(c);N_GUARD,XP(B)::P=Q
- S(c);N_GUARD::P=Q
- S(c);SBLOCK::P=S
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).