MESON Chess Problem Database
Problem Display
PID: 245214 (4N3/7b/2R1pp2/2ppkpn1/p4N2/Bp1PP3/1K6/8 w - - 0 1)
Zilahi, Zoltan
Schackvarlden, 1929
#2
7 + 10
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Bg6
- 2.Sxg6#
- 1...Bg8
- 2.Sg6#
- 1...Sf3
- 2.Rxe6#
- 1...Sh3
- 2.Rxe6#
- 1...Se4
- 2.Rxe6#
- 1...Sf7
- 2.Rxe6#
- 1...c4
- 2.Bd6#
- 1...d4
- 2.Rxc5#
- 1...Bg6
- Tries
- 1.Ka1?
- 1...Bg6
- 2.Sxg6#
- 1...Bg8
- 2.Sg6#
- 1...Sf3
- 2.Rxe6#
- 1...Sh3
- 2.Rxe6#
- 1...Se4
- 2.Rxe6#
- 1...Sf7
- 2.Rxe6#
- 1...c4
- 2.Bd6#
- 1...d4
- 2.Rxc5#
- 1...b2+!
- 1...Bg6
- 1.Kb1?
- 1...Bg6
- 2.Sxg6#
- 1...Bg8
- 2.Sg6#
- 1...Sf3
- 2.Rxe6#
- 1...Sh3
- 2.Rxe6#
- 1...Se4
- 2.Rxe6#
- 1...Sf7
- 2.Rxe6#
- 1...c4
- 2.Bd6#
- 1...d4
- 2.Rxc5#
- 1...b2!
- 1...Bg6
- 1.Kc1?
- 1...Bg6
- 2.Sxg6#
- 1...Bg8
- 2.Sg6#
- 1...Sf3
- 2.Rxe6#
- 1...Sh3
- 2.Rxe6#
- 1...Se4
- 2.Rxe6#
- 1...Sf7
- 2.Rxe6#
- 1...c4
- 2.Bd6#
- 1...d4
- 2.Rxc5#
- 1...b2+!
- 1...Bg6
- 1.Sc7?
- 1...Bg6
- 2.Sxg6#
- 1...Bg8
- 2.Sg6#
- 1...Sf3
- 2.Rxe6#
- 1...Sh3
- 2.Rxe6#
- 1...Se4
- 2.Rxe6#
- 1...Sf7
- 2.Rxe6#
- 1...c4
- 2.Bd6#
- 1...d4!
- 1...Bg6
- 1.Sg7?
- 1...Bg6
- 2.Sxg6#
- 1...Bg8
- 2.Sg6#
- 1...Sf3
- 2.Rxe6#
- 1...Sh3
- 2.Rxe6#
- 1...Se4
- 2.Rxe6#
- 1...Sf7
- 2.Rxe6#
- 1...c4
- 2.Bd6#
- 1...d4!
- 1...Bg6
- 1.Bxc5?
- threat
- 2.Bd4#
- 2.Bd6#
- 1...Sf3
- 2.Bd6#
- 2.Rxe6#
- 1...Se4
- 2.Bd4#
- 2.Rxe6#
- 2.d4#
- 1...Sf7
- 2.Bd4#
- 2.Rxe6#
- 1...d4
- 2.Bxd4#
- 2.Bd6#
- 1...a3+!
- threat
- 1.Ra6?
- 1...Bg6
- 2.Sxg6#
- 1...Bg8
- 2.Sg6#
- 1...Sf3
- 2.Rxe6#
- 1...Sh3
- 2.Rxe6#
- 1...Se4
- 2.Rxe6#
- 1...Sf7
- 2.Rxe6#
- 1...c4
- 2.Bd6#
- 1...d4!
- 1...Bg6
- 1.Rb6?
- 1...Bg6
- 2.Sxg6#
- 1...Bg8
- 2.Sg6#
- 1...Sf3
- 2.Rxe6#
- 1...Sh3
- 2.Rxe6#
- 1...Se4
- 2.Rxe6#
- 1...Sf7
- 2.Rxe6#
- 1...c4
- 2.Bd6#
- 1...d4!
- 1...Bg6
- 1.Ka1?
- Keys
- 1.Sd6!
- 1...Bg6
- 2.Sxg6#
- 1...Bg8
- 2.Sg6#
- 1...Sf3
- 2.Sf7#
- 1...Sh3
- 2.Sf7#
- 1...Se4
- 2.Sf7#
- 1...Sf7
- 2.Sxf7#
- 1...c4
- 2.d4#
- 1...d4
- 2.Sc4#
- 1...Bg6
- 1.Sd6!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 6
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- B(j);N_GUARD::S(E),XB(j)
- B(j);N_GUARD::S(E)
- S(g);N_GUARD::R1(F),XP(h)
- P(c);OGATE::B(B)
- P(d);OGATEB::R(F),XP(c)
- Tries
- Try
- K(A);S_FLIGHT
- Vars
- B(j);N_GUARD::S(E),XB(j)
- B(j);N_GUARD::S(E)
- S(g);N_GUARD::R1(F),XP(h)
- P(c);OGATE::B(B)
- P(d);OGATEB::R(F),XP(c)
- Refutation
- P(a);CHECK
- Try
- K(A);P-FLIGHT
- Vars
- B(j);N_GUARD::S(E),XB(j)
- B(j);N_GUARD::S(E)
- S(g);N_GUARD::R1(F),XP(h)
- P(c);OGATE::B(B)
- P(d);OGATEB::R(F),XP(c)
- Refutation
- P(a);
- Try
- K(A);S_FLIGHT
- Vars
- B(j);N_GUARD::S(E),XB(j)
- B(j);N_GUARD::S(E)
- S(g);N_GUARD::R1(F),XP(h)
- P(c);OGATE::B(B)
- P(d);OGATEB::R(F),XP(c)
- Refutation
- P(a);CHECK
- Try
- S(G);
- Vars
- B(j);N_GUARD::S(E),XB(j)
- B(j);N_GUARD::S(E)
- S(g);N_GUARD::R1(F),XP(h)
- P(c);OGATE::B(B)
- Refutation
- P(d);
- Try
- S(G);
- Vars
- B(j);N_GUARD::S(E),XB(j)
- B(j);N_GUARD::S(E)
- S(g);N_GUARD::R1(F),XP(h)
- P(c);OGATE::B(B)
- Refutation
- P(d);
- Try
- B(B);XP(c)
- Threat
- DUALS(2)
- Refutation
- P(b);CHECK
- Try
- R(F);
- Vars
- B(j);N_GUARD::S(E),XB(j)
- B(j);N_GUARD::S(E)
- S(g);N_GUARD::R1(F),XP(h)
- P(c);OGATE::B(B)
- Refutation
- P(d);
- Try
- R(F);
- Vars
- B(j);N_GUARD::S(E),XB(j)
- B(j);N_GUARD::S(E)
- S(g);N_GUARD::R1(F),XP(h)
- P(c);OGATE::B(B)
- Refutation
- P(d);
- Try
- Actual
- S(G);
- Vars
- B(j);N_GUARD::S(E),XB(j)
- B(j);N_GUARD::S(E)
- S(g);N_GUARD::S(G)
- S(g);N_GUARD::S(G),XS(g)
- P(c);N_GUARD::P(C)
- P(d);N_GUARD::S(G)
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).