MESON Chess Problem Database
Problem Display
PID: 276450 (2R2K2/3b4/2pkPN2/3BpP2/1P6/nR1pr3/3N4/4B3 w - - 0 1)
Lozek, Jozef
Pat a Mat, 2005
#2
10 + 7
| 15601 | Albrecht-Leiss-Degener Collection | 2024 |
SOLUTION
- SOUND
- Sets
- 1...Rf3
- 2.Sde4#
- 1...Rg3
- 2.Sde4#
- 1...Rh3
- 2.Sde4#
- 1...Re4
- 2.Sdxe4#
- 1...Bxe6
- 2.Rxc6#
- 1...Sb1
- 2.Sc4#
- 1...Sc2
- 2.Sc4#
- 1...Sc4
- 2.Sxc4#
- 1...Sb5
- 2.Sc4#
- 1...c5
- 2.bxc5#
- 1...Rf3
- Tries
- 1.Bh1?
- 1...Rxe1
- 2.Rxd3#
- 1...Bxe6
- 2.Rxc6#
- 1...Bxc8
- 2.Se8#
- 1...Re2
- 2.Rxd3#
- 1...Rf3
- 2.Sde4#
- 1...Rg3
- 2.Sde4#
- 1...Rh3
- 2.Sde4#
- 1...Re4
- 2.Sdxe4#
- 1...Be8
- 2.Sxe8#
- 1...Sb1
- 2.Sc4#
- 1...Sc2
- 2.Sc4#
- 1...Sc4
- 2.Sxc4#
- 1...Sb5
- 2.Sc4#
- 1...c5
- 2.bxc5#
- 1...e4!
- 1...Rxe1
- 1.Bg2?
- 1...Rxe1
- 2.Rxd3#
- 1...Bxe6
- 2.Rxc6#
- 1...Bxc8
- 2.Se8#
- 1...Re2
- 2.Rxd3#
- 1...Rf3
- 2.Sde4#
- 1...Rg3
- 2.Sde4#
- 1...Rh3
- 2.Sde4#
- 1...Re4
- 2.Sdxe4#
- 1...Be8
- 2.Sxe8#
- 1...Sb1
- 2.Sc4#
- 1...Sc2
- 2.Sc4#
- 1...Sc4
- 2.Sxc4#
- 1...Sb5
- 2.Sc4#
- 1...c5
- 2.bxc5#
- 1...e4!
- 1...Rxe1
- 1.Rxd3?
- 1...Rxe1
- 2.Bh1#
- 2.Ba2#
- 2.Bg2#
- 2.Bb3#
- 2.Bf3#
- 2.Bc4#
- 2.Be4#
- 2.Bxc6#
- 1...Rxd3
- 2.Sde4#
- 1...Bxe6
- 2.Rxc6#
- 1...Bxc8
- 2.Se8#
- 1...cxd5
- 2.Rxd5#
- 1...Re2
- 2.Bh1#
- 2.Ba2#
- 2.Bg2#
- 2.Bb3#
- 2.Bf3#
- 2.Bc4#
- 2.Be4#
- 2.Bxc6#
- 1...Rf3
- 2.Sde4#
- 2.Sfe4#
- 2.Bxf3#
- 1...Rg3
- 2.Sde4#
- 2.Sfe4#
- 2.Bf3#
- 1...Rh3
- 2.Sde4#
- 2.Sfe4#
- 2.Bf3#
- 1...Re4
- 2.Sdxe4#
- 2.Sfxe4#
- 2.Bxe4#
- 1...Be8
- 2.Sxe8#
- 1...Sb1
- 2.Sc4#
- 1...Sc2
- 2.Sc4#
- 1...Sc4
- 2.Sxc4#
- 1...Sb5
- 2.Sc4#
- 1...c5
- 2.bxc5#
- 1...e4!
- 1...Rxe1
- 1.exd7?
- threat
- 2.Rxc6#
- 2.d8Q#
- 2.d8R#
- 1...Rxe1
- 2.Rxc6#
- 2.d8Q#
- 2.d8R#
- 1...cxd5
- 2.d8Q#
- 2.d8R#
- 1...Re2
- 2.Rxc6#
- 2.d8Q#
- 2.d8R#
- 1...Rf3
- 2.Sde4#
- 2.Rxc6#
- 2.d8Q#
- 2.d8R#
- 1...Rg3
- 2.Sde4#
- 2.Rxc6#
- 2.d8Q#
- 2.d8R#
- 1...Rh3
- 2.Sde4#
- 2.Rxc6#
- 2.d8Q#
- 2.d8R#
- 1...Re4
- 2.Sdxe4#
- 2.Rxc6#
- 2.d8Q#
- 2.d8R#
- 1...Sb1
- 2.Sc4#
- 2.Rxc6#
- 2.d8Q#
- 2.d8R#
- 1...Sc2
- 2.Sc4#
- 2.Rxc6#
- 2.d8Q#
- 2.d8R#
- 1...Sc4
- 2.Sxc4#
- 2.Rxc6#
- 2.d8Q#
- 2.d8R#
- 1...Sb5
- 2.Sc4#
- 2.Rxc6#
- 2.d8Q#
- 2.d8R#
- 1...c5
- 2.Rc6#
- 2.bxc5#
- 2.d8Q#
- 2.d8R#
- 1...e4!
- threat
- 1.Bh1?
- Keys
- 1.Bf3!
- 1...Rxe1
- 2.Rxd3#
- 1...Rxf3
- 2.Sde4#
- 1...Bxe6
- 2.Rxc6#
- 1...Bxc8
- 2.Se8#
- 1...e4
- 2.Bg3#
- 1...Re2
- 2.Rxd3#
- 1...Re4
- 2.Sdxe4#
- 1...Be8
- 2.Sxe8#
- 1...Sb1
- 2.Sc4#
- 1...Sc2
- 2.Sc4#
- 1...Sc4
- 2.Sxc4#
- 1...Sb5
- 2.Sc4#
- 1...c5
- 2.bxc5#
- 1...Rxe1
- 1.Bf3!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 5
- REMOVED MATES = 2
- Sets
- R(c);N_GUARD::S(B)
- R(c);N_GUARD::S(B),XR(c)
- B(g);N_GUARD,XP(G)::R1(I),XP(e)
- S(a);N_GUARD::S(B)
- S(a);N_GUARD::S(B),XS(a)
- P(e);OGATE::P(D),XP(e)
- Tries
- Try
- B(E);
- Vars
- R(c);N_GUARD,XB(A)::R(C),XP(b)
- B(g);N_GUARD,XP(G)::R1(I),XP(e)
- B(g);N_GUARD,XR(I)::S(H)
- R(c);N_GUARD::R(C),XP(b)
- R(c);N_GUARD::S(B)
- R(c);N_GUARD::S(B),XR(c)
- B(g);N_GUARD::S(H),XB(g)
- S(a);N_GUARD::S(B)
- S(a);N_GUARD::S(B),XS(a)
- P(e);OGATE::P(D),XP(e)
- Refutation
- P(d);
- Try
- B(E);
- Vars
- R(c);N_GUARD,XB(A)::R(C),XP(b)
- B(g);N_GUARD,XP(G)::R1(I),XP(e)
- B(g);N_GUARD,XR(I)::S(H)
- R(c);N_GUARD::R(C),XP(b)
- R(c);N_GUARD::S(B)
- R(c);N_GUARD::S(B),XR(c)
- B(g);N_GUARD::S(H),XB(g)
- S(a);N_GUARD::S(B)
- S(a);N_GUARD::S(B),XS(a)
- P(e);OGATE::P(D),XP(e)
- Refutation
- P(d);
- Try
- R(C);XP(b)
- Vars
- R(c);N_GUARD,XR(C)::S(B)
- B(g);N_GUARD,XP(G)::R1(I),XP(e)
- B(g);N_GUARD,XR(I)::S(H)
- P(e);OGATE,P_SPINP(e),XB(E)::R1(C),XP(e)
- B(g);N_GUARD::S(H),XB(g)
- S(a);N_GUARD::S(B)
- S(a);N_GUARD::S(B),XS(a)
- P(e);OGATE::P(D),XP(e)
- Refutation
- P(d);
- Try
- P(G);XB(g)
- Threat
- DUALS(3)
- Vars
- P(e);XB(E)::P=Q
- Refutation
- P(d);
- Try
- Actual
- B(E);
- Vars
- R(c);N_GUARD,XB(A)::R(C),XP(b)
- R(c);N_GUARD,XB(E)::S(B)
- B(g);N_GUARD,XP(G)::R1(I),XP(e)
- B(g);N_GUARD,XR(I)::S(H)
- P(d);OGATEB::B(A)
- R(c);N_GUARD::R(C),XP(b)
- R(c);N_GUARD::S(B),XR(c)
- B(g);N_GUARD::S(H),XB(g)
- S(a);N_GUARD::S(B)
- S(a);N_GUARD::S(B),XS(a)
- P(e);OGATE::P(D),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).