MESON Chess Problem Database
Problem Display
PID: 191303 (8/4B2Q/p6N/4p2B/K1pp1p2/4k1p1/3R2p1/1N4n1 w - - 0 1)
Aleksandrov, Vladimir Aleksandrovich
Probleemblad, 2018
#2
7 + 9
SOLUTION
- SOUND
- Sets
- 1...Se2
- 2.Rxe2#
- 1...Sf3
- 2.Sg4#
- 1...Sh3
- 2.Re2#
- 1...c3
- 2.Qd3#
- 1...d3
- 2.Bc5#
- 1...f3
- 2.Bg5#
- 1...e4
- 2.Sf5#
- 1...Se2
- Tries
- 1.Ka3?
- 1...Se2
- 2.Rxe2#
- 1...d3
- 2.Bc5#
- 1...f3
- 2.Bg5#
- 1...Sf3
- 2.Sg4#
- 1...Sh3
- 2.Re2#
- 1...c3
- 2.Qd3#
- 1...e4
- 2.Sf5#
- 1...a5!
- 1...Se2
- 1.Kb4?
- 1...Se2
- 2.Rxe2#
- 1...d3
- 2.Bc5#
- 1...f3
- 2.Bg5#
- 1...Sf3
- 2.Sg4#
- 1...Sh3
- 2.Re2#
- 1...c3
- 2.Qd3#
- 1...e4
- 2.Sf5#
- 1...a5+!
- 1...Se2
- 1.Bd1?
- threat
- 2.Sg4#
- 1...d3
- 2.Bc5#
- 1...f3
- 2.Bg5#
- 1...Se2!
- threat
- 1.Bd8?
- 1...Se2
- 2.Rxe2#
- 1...d3
- 2.Bb6#
- 1...f3
- 2.Bg5#
- 1...Sf3
- 2.Sg4#
- 1...Sh3
- 2.Re2#
- 1...c3
- 2.Qd3#
- 1...e4
- 2.Sf5#
- 1...a5!
- 1...Se2
- 1.Qc2?
- threat
- 2.Sf5#
- 1...Se2
- 2.Rxe2#
- 1...f3
- 2.Bg5#
- 1...d3!
- threat
- 1.Qf5?
- threat
- 2.Qxe5#
- 1...Se2
- 2.Rxe2#
- 1...Sf3
- 2.Sg4#
- 1...e4!
- threat
- 1.Qg6?
- 1...Se2
- 2.Rxe2#
- 1...d3
- 2.Bc5#
- 1...f3
- 2.Bg5#
- 1...Sf3
- 2.Sg4#
- 1...Sh3
- 2.Re2#
- 1...c3
- 2.Qd3#
- 1...e4
- 2.Sf5#
- 1...a5!
- 1...Se2
- 1.Ka3?
- Keys
- 1.Ka5!
- 1...Se2
- 2.Rxe2#
- 1...d3
- 2.Bc5#
- 1...f3
- 2.Bg5#
- 1...Sf3
- 2.Sg4#
- 1...Sh3
- 2.Re2#
- 1...c3
- 2.Qd3#
- 1...e4
- 2.Sf5#
- 1...Se2
- 1.Ka5!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- S(a);N_GUARD::R1(B),XS(a)
- S(a);SBLOCK::S(E)
- S(a);N_GUARD::R1(B)
- P(e);N_GUARD::QAR1(G)
- P(f);OGATEB::B(F)
- P(g);OGATEB::B(F)
- P(h);SBLOCK::S(E)
- Tries
- Try
- K(C);P-FLIGHT
- Vars
- S(a);N_GUARD::R1(B),XS(a)
- P(f);OGATEB::B(F)
- P(g);OGATEB::B(F)
- S(a);SBLOCK::S(E)
- S(a);N_GUARD::R1(B)
- P(e);N_GUARD::QAR1(G)
- P(h);SBLOCK::S(E)
- Refutation
- P(i);
- Try
- K(C);P-FLIGHT
- Vars
- S(a);N_GUARD::R1(B),XS(a)
- P(f);OGATEB::B(F)
- P(g);OGATEB::B(F)
- S(a);SBLOCK::S(E)
- S(a);N_GUARD::R1(B)
- P(e);N_GUARD::QAR1(G)
- P(h);SBLOCK::S(E)
- Refutation
- P(i);CHECK
- Try
- B(D);
- Threat
- S(E)
- Vars
- P(f);OGATEB::B(F)
- P(g);OGATEB::B(F)
- Refutation
- S(a);
- Try
- B(F);
- Vars
- S(a);N_GUARD::R1(B),XS(a)
- P(f);OGATEB::B(F)
- P(g);OGATEB::B(F)
- S(a);SBLOCK::S(E)
- S(a);N_GUARD::R1(B)
- P(e);N_GUARD::QAR1(G)
- P(h);SBLOCK::S(E)
- Refutation
- P(i);
- Try
- Q(G);
- Threat
- S(E)
- Vars
- S(a);N_GUARD::R1(B),XS(a)
- P(g);OGATEB::B(F)
- Refutation
- P(f);
- Try
- Q(G);
- Threat
- QAR2(G),XP(h)
- Vars
- S(a);N_GUARD::R1(B),XS(a)
- S(a);SBLOCK::S(E)
- Refutation
- P(h);
- Try
- Q(G);
- Vars
- S(a);N_GUARD::R1(B),XS(a)
- P(f);OGATEB::B(F)
- P(g);OGATEB::B(F)
- S(a);SBLOCK::S(E)
- S(a);N_GUARD::R1(B)
- P(e);N_GUARD::QAR1(G)
- P(h);SBLOCK::S(E)
- Refutation
- P(i);
- Try
- Actual
- K(C);P-FLIGHT
- Vars
- S(a);N_GUARD::R1(B),XS(a)
- P(f);OGATEB::B(F)
- P(g);OGATEB::B(F)
- S(a);SBLOCK::S(E)
- S(a);N_GUARD::R1(B)
- P(e);N_GUARD::QAR1(G)
- P(h);SBLOCK::S(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).