MESON Chess Problem Database
Problem Display
PID: 4554 (2n5/1r1p1R2/1n6/3Pk3/1B3Np1/1PpK3b/Q2Np3/7R w - - 0 1)
Dobrusky, Jan
Humoristicke listy, 1879
#2
9 + 9
SOLUTION
- SOUND
- Sets
- 1...Bf1
- 2.Rh5#
- 1...Bg2
- 2.Rh5#
- 1...Sa4
- 2.Sc4#
- 1...Sc4
- 2.Sxc4#
- 1...Sxd5
- 2.Sc4#
- 1...Sa8
- 2.Sc4#
- 1...Sd6
- 2.Bxc3#
- 1...e1Q
- 2.Rxe1#
- 1...e1S+
- 2.Rxe1#
- 1...e1B
- 2.Rxe1#
- 1...e1R
- 2.Rxe1#
- 1...cxd2
- 2.Qa1#
- 2.Qb2#
- 1...c2
- 2.Qa1#
- 2.Qb2#
- 1...g3
- 2.Sf3#
- 1...d6
- 2.Bxc3#
- 1...Bf1
- Tries
- 1.Rxh3?
- threat
- 2.Re3#
- 2.Rh5#
- 1...Sxd5
- 2.Sc4#
- 2.Rh5#
- 1...gxh3
- 2.Sf3#
- 1...e1Q
- 2.Rh5#
- 1...e1R
- 2.Rh5#
- 1...Sc4
- 2.Sxc4#
- 2.Rh5#
- 1...Sd6
- 2.Bxc3#
- 1...Se7
- 2.Re3#
- 1...g3
- 2.Sf3#
- 2.Rh5#
- 1...e1S+!
- threat
- 1.Qa1?
- threat
- 2.Qxc3#
- 1...e1S+
- 2.Rxe1#
- 2.Qxe1#
- 1...Sxd5
- 2.Sc4#
- 1...Sa4
- 2.Sc4#
- 1...Rc7!
- threat
- 1.Qc2?
- threat
- 2.Qxc3#
- 1...e1S+
- 2.Rxe1#
- 1...Sxd5
- 2.Sc4#
- 1...cxd2
- 2.Qb2#
- 2.Qc3#
- 1...Sa4
- 2.Sc4#
- 1...Rc7!
- threat
- 1.Qa3?
- threat
- 2.Bxc3#
- 1...e1S+
- 2.Rxe1#
- 1...Sxd5
- 2.Sc4#
- 1...cxd2
- 2.Bc3#
- 2.Qb2#
- 2.Qa1#
- 1...Sa4
- 2.Sc4#
- 1...c2
- 2.Bc3#
- 2.Qb2#
- 2.Qa1#
- 1...Rc7!
- threat
- 1.Qa5?
- threat
- 2.Sg6#
- 1...e1S+
- 2.Rxe1#
- 1...Sxd5
- 2.Sc4#
- 2.Qxd5#
- 1...Se7!
- threat
- 1.Rxh3?
- Keys
- 1.Qa8!
- 1...e1S+
- 2.Rxe1#
- 1...Sxd5
- 2.Sc4#
- 1...Sxa8
- 2.Sc4#
- 1...cxd2
- 2.Qa1#
- 1...e1Q
- 2.Rxe1#
- 1...e1B
- 2.Rxe1#
- 1...e1R
- 2.Rxe1#
- 1...Rc7
- 2.Sg6#
- 1...Ra7
- 2.Sg6#
- 1...Rb8
- 2.Sg6#
- 1...Bf1
- 2.Rh5#
- 1...Bg2
- 2.Rh5#
- 1...Sa4
- 2.Sc4#
- 1...Sc4
- 2.Sxc4#
- 1...Sd6
- 2.Bxc3#
- 2.Qh8#
- 1...Sa7
- 2.Qe8#
- 2.Qh8#
- 1...Se7
- 2.Qh8#
- 1...c2
- 2.Qa1#
- 1...g3
- 2.Sf3#
- 1...d6
- 2.Bxc3#
- 1...e1S+
- 1.Qa8!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 6
- REMOVED MATES = 1
- Sets
- B(c);OGATE::R(A)
- S(f);N_GUARD::S(C)
- S(f);N_GUARD::S(C),XS(f)
- S(f);N_GUARD,XP(H)::S(C)
- S(i);SBLOCK::B(F),XP(b)
- P(a);OGATEB::R(A),XQ(a)
- P(a);CHECK,OGATEB::R(A),XS(a)
- P(a);OGATEB::R(A),XB(a)
- P(a);OGATEB::R(A),XR(a)
- P(d);N_GUARD::S(C)
- P(h);SBLOCK::B(F),XP(b)
- Tries
- Try
- R(A);XB(c)
- Threat
- DUALS(2)
- Vars
- P(d);N_GUARD,XR(A)::S(C)
- P(a);::R(A)
- S(i);SBLOCK::B(F),XP(b)
- S(i);::R(A)
- Refutation
- P(a);CHECK
- Try
- Q(B);P_PINP(b)
- Threat
- QAB(B),XP(b)
- Vars
- S(f);N_GUARD,XP(H)::S(C)
- S(f);N_GUARD::S(C)
- Refutation
- R(g);
- Try
- Q(B);
- Threat
- QAB(B),XP(b)
- Vars
- P(a);CHECK,OGATEB::R(A),XS(a)
- S(f);N_GUARD,XP(H)::S(C)
- S(f);N_GUARD::S(C)
- Refutation
- R(g);
- Try
- Q(B);
- Threat
- B(F),XP(b)
- Vars
- P(a);CHECK,OGATEB::R(A),XS(a)
- S(f);N_GUARD,XP(H)::S(C)
- S(f);N_GUARD::S(C)
- Refutation
- R(g);
- Try
- Q(B);
- Threat
- S(G)
- Vars
- P(a);CHECK,OGATEB::R(A),XS(a)
- Refutation
- S(i);
- Try
- Actual
- Q(B);
- Vars
- P(a);CHECK,OGATEB::R(A),XS(a)
- S(f);N_GUARD,XP(H)::S(C)
- S(f);N_GUARD,XQ(B)::S(C)
- P(b);OGATEB,XS(C)::QAB(B)
- P(a);OGATEB::R(A),XQ(a)
- P(a);OGATEB::R(A),XB(a)
- P(a);OGATEB::R(A),XR(a)
- R(g);::S(G)
- B(c);OGATE::R(A)
- S(f);N_GUARD::S(C)
- S(f);N_GUARD::S(C),XS(f)
- S(i);OGATE::QAB(B)
- P(b);OGATEB::QAB(B)
- P(d);N_GUARD::S(C)
- P(h);SBLOCK::B(F),XP(b)
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).