MESON Chess Problem Database
Problem Display
PID: 122391 (5Q2/2N1N1pK/r1bP4/1pn2prp/3kpP1R/3P4/2RPP1B1/b1B5 w - - 0 1)
Rewitz, Poul
Thema Danicum, 1993
#2
13 + 11
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Rxg2
- 2.Sxf5#
- 1...Rg3
- 2.Sxf5#
- 1...Rg4
- 2.Sxf5#
- 1...Rg6
- 2.Sxf5#
- 1...Ra2
- 2.Sxc6#
- 1...Ra3
- 2.Sxc6#
- 1...Ra4
- 2.Sxc6#
- 1...Ra5
- 2.Sxc6#
- 1...Ra7
- 2.Sxc6#
- 1...Ra8
- 2.Sxc6#
- 1...Bb2
- 2.Bxb2#
- 1...Bc3
- 2.dxc3#
- 1...Bd5
- 2.Sxb5#
- 1...Bb7
- 2.Sxb5#
- 1...Ba8
- 2.Sxb5#
- 1...Sb3
- 2.Se6#
- 1...Sxd3
- 2.Se6#
- 2.e3#
- 1...Sa4
- 2.Se6#
- 1...Se6
- 2.Sxe6#
- 1...Sb7
- 2.Se6#
- 1...Sd7
- 2.Se6#
- 1...exd3
- 2.e3#
- 1...e3
- 2.dxe3#
- 1...b4
- 2.Rc4#
- 1...g6
- 2.Qg7#
- 2.Qf6#
- 2.Qh8#
- 1...Rxg2
- Tries
- 1.Ba3?
- threat
- 2.Bxc5#
- 1...Rxa3
- 2.Sxc6#
- 1...Sxd3
- 2.Se6#
- 2.e3#
- 1...Sb3
- 2.Se6#
- 1...Sa4
- 2.Se6#
- 1...Se6
- 2.Sxe6#
- 1...Sb7
- 2.Se6#
- 1...Sd7
- 2.Se6#
- 1...b4
- 2.Rc4#
- 1...Bc3!
- threat
- 1.Bf1?
- threat
- 2.e3#
- 1...Rg3
- 2.Sxf5#
- 1...e3
- 2.dxe3#
- 1...exd3!
- threat
- 1.Rb2?
- threat
- 2.Rb4#
- 1...Bxb2
- 2.Bxb2#
- 1...Sb3
- 2.Se6#
- 1...Sa4
- 2.Se6#
- 1...Se6
- 2.Sxe6#
- 1...Sb7
- 2.Se6#
- 1...Sd7
- 2.Se6#
- 1...Ra4
- 2.Sxc6#
- 1...Bd5
- 2.Sxb5#
- 1...b4
- 2.Rxb4#
- 1...Sxd3!
- threat
- 1.Qf7?
- 1...Rxg2
- 2.Sxf5#
- 1...Sxd3
- 2.Se6#
- 2.e3#
- 1...exd3
- 2.e3#
- 1...Rg3
- 2.Sxf5#
- 1...Rg4
- 2.Sxf5#
- 1...Rg6
- 2.Sxf5#
- 1...Ra2
- 2.Sxc6#
- 1...Ra3
- 2.Sxc6#
- 1...Ra4
- 2.Sxc6#
- 1...Ra5
- 2.Sxc6#
- 1...Ra7
- 2.Sxc6#
- 1...Ra8
- 2.Sxc6#
- 1...Bb2
- 2.Bxb2#
- 1...Bc3
- 2.dxc3#
- 1...Bd5
- 2.Sxb5#
- 2.Qxd5#
- 1...Bb7
- 2.Sxb5#
- 1...Bd7
- 2.Qd5#
- 1...Ba8
- 2.Sxb5#
- 1...Be8
- 2.Qd5#
- 1...Sb3
- 2.Se6#
- 1...Sa4
- 2.Se6#
- 1...Se6
- 2.Sxe6#
- 1...Sb7
- 2.Se6#
- 1...Sd7
- 2.Se6#
- 1...e3
- 2.dxe3#
- 1...b4
- 2.Rc4#
- 2.Qc4#
- 1...g6
- 2.Qf6#
- 2.Qg7#
- 1...Rb6!
- 1...Rxg2
- 1.Qg8?
- 1...Rxg2
- 2.Sxf5#
- 1...Sxd3
- 2.Se6#
- 2.e3#
- 1...exd3
- 2.e3#
- 1...Rg3
- 2.Sxf5#
- 1...Rg4
- 2.Sxf5#
- 1...Rg6
- 2.Sxf5#
- 1...Ra2
- 2.Sxc6#
- 1...Ra3
- 2.Sxc6#
- 1...Ra4
- 2.Sxc6#
- 1...Ra5
- 2.Sxc6#
- 1...Ra7
- 2.Sxc6#
- 1...Ra8
- 2.Sxc6#
- 1...Bb2
- 2.Bxb2#
- 1...Bc3
- 2.dxc3#
- 1...Bd5
- 2.Sxb5#
- 2.Qxd5#
- 1...Bb7
- 2.Sxb5#
- 1...Bd7
- 2.Qd5#
- 1...Ba8
- 2.Sxb5#
- 1...Be8
- 2.Qd5#
- 1...Sb3
- 2.Se6#
- 1...Sa4
- 2.Se6#
- 1...Se6
- 2.Sxe6#
- 1...Sb7
- 2.Se6#
- 1...Sd7
- 2.Se6#
- 1...e3
- 2.dxe3#
- 1...b4
- 2.Rc4#
- 2.Qc4#
- 1...g6
- 2.Qg7#
- 2.Qh8#
- 1...Rb6!
- 1...Rxg2
- 1.Ba3?
- Keys
- 1.Qa8!
- 1...Rxg2
- 2.Sxf5#
- 1...Rxa8
- 2.Sxc6#
- 1...Bxa8
- 2.Sxb5#
- 1...Sxd3
- 2.Se6#
- 2.e3#
- 1...exd3
- 2.e3#
- 1...Rb6
- 2.Qxa1#
- 1...Rg3
- 2.Sxf5#
- 1...Rg4
- 2.Sxf5#
- 1...Rg6
- 2.Sxf5#
- 1...Ra2
- 2.Sxc6#
- 1...Ra3
- 2.Sxc6#
- 1...Ra4
- 2.Sxc6#
- 1...Ra5
- 2.Sxc6#
- 1...Ra7
- 2.Sxc6#
- 1...Bb2
- 2.Bxb2#
- 1...Bc3
- 2.dxc3#
- 1...Bd5
- 2.Sxb5#
- 2.Qxd5#
- 1...Bb7
- 2.Sxb5#
- 1...Bd7
- 2.Qd5#
- 1...Be8
- 2.Qd5#
- 1...Sb3
- 2.Se6#
- 1...Sa4
- 2.Se6#
- 1...Se6
- 2.Sxe6#
- 1...Sb7
- 2.Se6#
- 1...Sd7
- 2.Se6#
- 1...e3
- 2.dxe3#
- 1...b4
- 2.Rc4#
- 1...g6
- 2.Qh8#
- 1...Rxg2
- 1.Qa8!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 1
- Sets
- R(g);N_GUARD,XB(E)::S(K),XP(f)
- R(g);N_GUARD::S(K),XP(f)
- R(i);N_GUARD::S(K),XB(j)
- B(a);N_GUARD::B(A),XB(a)
- B(a);OGATE::P(C),XB(a)
- B(j);N_GUARD::S(J),XP(d)
- S(e);N_GUARD::S(J)
- S(e);N_GUARD::S(J),XS(e)
- P(c);SBLOCK,XP(F)::P(D)
- P(c);OGATE::P(C),XP(c)
- P(d);N_GUARD::R1(B)
- Tries
- Try
- B(A);
- Threat
- B(A),XS(e)
- Vars
- R(i);N_GUARD,XB(A)::S(K),XB(j)
- S(e);N_GUARD::S(J)
- S(e);N_GUARD::S(J),XS(e)
- P(d);N_GUARD::R1(B)
- Refutation
- B(a);
- Try
- B(E);
- Threat
- P(D)
- Vars
- R(g);N_GUARD::S(K),XP(f)
- P(c);OGATE::P(C),XP(c)
- Refutation
- P(c);XP(F)
- Try
- R(B);
- Threat
- R(B)
- Vars
- B(a);OGATE,XR(B)::B(A),XB(a)
- S(e);N_GUARD::S(J)
- S(e);N_GUARD::S(J),XS(e)
- R(i);N_GUARD::S(K),XB(j)
- B(j);N_GUARD::S(J),XP(d)
- P(d);::R(B),XP(d)
- Refutation
- S(e);XP(F)
- Try
- Q(M);
- Vars
- R(g);N_GUARD,XB(E)::S(K),XP(f)
- P(c);SBLOCK,XP(F)::P(D)
- R(g);N_GUARD::S(K),XP(f)
- R(i);N_GUARD::S(K),XB(j)
- B(a);N_GUARD::B(A),XB(a)
- B(a);OGATE::P(C),XB(a)
- B(j);N_GUARD::S(J),XP(d)
- B(j);N_GUARD::QAR1(M)
- S(e);N_GUARD::S(J)
- S(e);N_GUARD::S(J),XS(e)
- P(c);OGATE::P(C),XP(c)
- Refutation
- R(i);
- Try
- Q(M);
- Vars
- R(g);N_GUARD,XB(E)::S(K),XP(f)
- P(c);SBLOCK,XP(F)::P(D)
- R(g);N_GUARD::S(K),XP(f)
- R(i);N_GUARD::S(K),XB(j)
- B(a);N_GUARD::B(A),XB(a)
- B(a);OGATE::P(C),XB(a)
- B(j);N_GUARD::S(J),XP(d)
- B(j);N_GUARD::QAR1(M)
- S(e);N_GUARD::S(J)
- S(e);N_GUARD::S(J),XS(e)
- P(c);OGATE::P(C),XP(c)
- Refutation
- R(i);
- Try
- Actual
- Q(M);
- Vars
- R(g);N_GUARD,XB(E)::S(K),XP(f)
- R(i);N_GUARD,XQ(M)::S(K),XB(j)
- B(j);N_GUARD,XQ(M)::S(J),XP(d)
- P(c);SBLOCK,XP(F)::P(D)
- R(i);OGATE::QAB(M),XB(a)
- R(g);N_GUARD::S(K),XP(f)
- R(i);N_GUARD::S(K),XB(j)
- B(a);N_GUARD::B(A),XB(a)
- B(a);OGATE::P(C),XB(a)
- B(j);N_GUARD::S(J),XP(d)
- B(j);OGATE::QAR1(M)
- S(e);N_GUARD::S(J)
- S(e);N_GUARD::S(J),XS(e)
- P(c);OGATE::P(C),XP(c)
- P(d);N_GUARD::R1(B)
- P(k);OGATEB::QAB(M)
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).