MESON Chess Problem Database
Problem Display
PID: 60293 (2B3N1/r1P4R/p1pkPP2/Q1p2R2/n1p1P3/8/4b1n1/K7 w - - 0 1)
Fokin, Yuri Georgievich
Katsnelson, Leonard Ilich
1st Place, Source?, 1969
#2
10 + 9
| 3751 | FIDE Album (1968-1970) | 1977 |
SOLUTION
- SOUND
- Sets
- 1...Rxc7
- 2.Qxc7#
- 1...Bd1
- 2.Qd2#
- 1...Bf3
- 2.Qd2#
- 1...Bg4
- 2.Qd2#
- 1...Bh5
- 2.Qd2#
- 1...Sb2
- 2.Qxc5#
- 1...Sc3
- 2.Qxc5#
- 1...Sb6
- 2.Qxc5#
- 1...Rxc7
- Tries
- 1.f7?
- threat
- 2.f8Q#
- 2.f8B#
- 1...Sb6
- 2.f8Q#
- 2.f8B#
- 1...Rb7
- 2.f8Q#
- 2.f8B#
- 1...Ra8
- 2.f8Q#
- 2.f8B#
- 1...Bd1
- 2.f8Q#
- 2.f8B#
- 1...Bf1
- 2.f8Q#
- 2.f8B#
- 1...Bd3
- 2.f8Q#
- 2.f8B#
- 1...Bf3
- 2.f8Q#
- 2.f8B#
- 1...Bg4
- 2.f8Q#
- 2.f8B#
- 1...Bh5
- 2.f8Q#
- 2.f8B#
- 1...Se1
- 2.f8Q#
- 2.f8B#
- 1...Se3
- 2.f8Q#
- 2.f8B#
- 1...Sf4
- 2.f8Q#
- 2.f8B#
- 1...Sh4
- 2.f8Q#
- 2.f8B#
- 1...Sb2
- 2.f8Q#
- 2.f8B#
- 1...Sc3
- 2.f8Q#
- 2.f8B#
- 1...c3
- 2.f8Q#
- 2.f8B#
- 1...Rxc7!
- threat
- 1.f7?
- Keys
- 1.Sh6!
- threat
- 2.Sf7#
- 1...Rxc7
- 2.Qxc7#
- 1...Bh5
- 2.Qd2#
- 1...Sb6
- 2.Qxc5#
- threat
- 1.Sh6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 5
- Sets
- R(i);OGATE,XP(G)::QAB1(C),XR(i)
- B(a);N_GUARD::QAR(C)
- S(c);N_GUARD::QAB1(C),XP(e)
- Tries
- Try
- P(F);
- Threat
- P=Q
- Vars
- S(c);::P=Q
- R(i);::P=Q
- B(a);::P=Q
- S(b);::P=Q
- P(d);::P=Q
- Refutation
- R(i);XP(G)
- Try
- Actual
- S(J);
- Threat
- S(J)
- Vars
- R(i);OGATE,XP(G)::QAB1(C),XR(i)
- B(a);N_GUARD::QAR(C)
- S(c);N_GUARD::QAB1(C),XP(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).