MESON Chess Problem Database
Problem Display
PID: 221073 (2n3K1/P3p2P/N1B1Q3/pq6/k6r/3R1RP1/r7/nb6 w - - 0 1)
Ernst, Erich
Badische Neueste Nachrichten, 1998
#2
9 + 9
| 15148 | Sadier Collection | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Qxc6
- 2.Qxc6#
- 1...Rb2
- 2.Ra3#
- 1...Rc2
- 2.Ra3#
- 1...Rd2
- 2.Ra3#
- 1...Re2
- 2.Ra3#
- 1...Rf2
- 2.Ra3#
- 1...Rg2
- 2.Ra3#
- 1...Rah2
- 2.Ra3#
- 1...Ra3
- 2.Rxa3#
- 1...Rh1
- 2.Rd4#
- 2.Rf4#
- 2.Qc4#
- 2.Qg4#
- 2.Qe4#
- 1...Rhh2
- 2.Rd4#
- 2.Rf4#
- 2.Qc4#
- 2.Qg4#
- 2.Qe4#
- 1...Rh3
- 2.Rd4#
- 2.Rf4#
- 2.Qc4#
- 2.Qg4#
- 2.Qe4#
- 1...Rb4
- 2.Sc5#
- 1...Rc4
- 2.Qxc4#
- 1...Rd4
- 2.Rxd4#
- 1...Re4
- 2.Qxe4#
- 1...Rf4
- 2.Rxf4#
- 1...Rg4+
- 2.Qxg4#
- 1...Rh5
- 2.Rd4#
- 2.Rf4#
- 2.Qc4#
- 2.Qg4#
- 2.Qe4#
- 1...Rh6
- 2.Rd4#
- 2.Rf4#
- 2.Qc4#
- 2.Qg4#
- 2.Qe4#
- 1...Rxh7
- 2.Rd4#
- 2.Rf4#
- 2.Qc4#
- 2.Qg4#
- 2.Qe4#
- 1...Bc2
- 2.Qxa2#
- 1...Bxd3
- 2.Qxa2#
- 1...Sc2
- 2.Qb3#
- 1...Sb3
- 2.Qxb3#
- 1...Qxc6
- Keys
- 1.a8S!
- 1...Rg4+
- 2.Qxg4#
- 1...Qxc6
- 2.Qxc6#
- 1...Rxh7
- 2.Rd4#
- 2.Rf4#
- 2.Qc4#
- 2.Qg4#
- 2.Qe4#
- 1...Bxd3
- 2.Qxa2#
- 1...Sb3
- 2.Qxb3#
- 1...Sb6
- 2.Sxb6#
- 1...Rb2
- 2.Ra3#
- 1...Rc2
- 2.Ra3#
- 1...Rd2
- 2.Ra3#
- 1...Re2
- 2.Ra3#
- 1...Rf2
- 2.Ra3#
- 1...Rg2
- 2.Ra3#
- 1...Rah2
- 2.Ra3#
- 1...Ra3
- 2.Rxa3#
- 1...Rh1
- 2.Rd4#
- 2.Rf4#
- 2.Qc4#
- 2.Qg4#
- 2.Qe4#
- 1...Rhh2
- 2.Rd4#
- 2.Rf4#
- 2.Qc4#
- 2.Qg4#
- 2.Qe4#
- 1...Rh3
- 2.Rd4#
- 2.Rf4#
- 2.Qc4#
- 2.Qg4#
- 2.Qe4#
- 1...Rb4
- 2.Sc5#
- 1...Rc4
- 2.Qxc4#
- 1...Rd4
- 2.Rxd4#
- 1...Re4
- 2.Qxe4#
- 1...Rf4
- 2.Rxf4#
- 1...Rh5
- 2.Rd4#
- 2.Rf4#
- 2.Qc4#
- 2.Qg4#
- 2.Qe4#
- 1...Rh6
- 2.Rd4#
- 2.Rf4#
- 2.Qc4#
- 2.Qg4#
- 2.Qe4#
- 1...Bc2
- 2.Qxa2#
- 1...Sc2
- 2.Qb3#
- 1...Sd6
- 2.Sb6#
- 1...Sa7
- 2.Sb6#
- 1...Rg4+
- 1.a8S!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- Q(g);N_SPINQ(g),OGATE,XB(E)::QAB(F),XQ(g)
- R(c);N_GUARD::R1(A)
- R(c);N_GUARD,P_PINP(C)::R1(A)
- R(c);N_GUARD,SBLOCK::R1(A)
- R(c);N_GUARD::R1(A),XR(c)
- R(e);SBLOCK::S(D)
- R(e);N_GUARD::QAR2(F),XR(e)
- R(e);N_GUARD::R(A),XR(e)
- R(e);N_GUARD::QAR(F),XR(e)
- R(e);N_GUARD::R(B),XR(e)
- R(e);CHECK,N_GUARD::QAR(F),XR(e)
- B(b);N_GUARD::QAR2(F),XR(c)
- B(b);N_GUARD,XR(A)::QAR2(F),XR(c)
- S(a);N_GUARD::QAB1(F)
- S(a);N_GUARD::QAB1(F),XS(a)
- Actual
- P(G);
- Vars
- R(e);CHECK,N_GUARD::QAR(F),XR(e)
- Q(g);N_SPINQ(g),OGATE,XB(E)::QAB(F),XQ(g)
- B(b);N_GUARD,XR(A)::QAR2(F),XR(c)
- S(a);N_GUARD::QAB1(F),XS(a)
- S(i);N_GUARD::S(G),XS(i)
- R(c);N_GUARD::R1(A)
- R(c);N_GUARD,P_PINP(C)::R1(A)
- R(c);N_GUARD,SBLOCK::R1(A)
- R(c);N_GUARD::R1(A),XR(c)
- R(e);SBLOCK::S(D)
- R(e);N_GUARD::QAR2(F),XR(e)
- R(e);N_GUARD::R(A),XR(e)
- R(e);N_GUARD::QAR(F),XR(e)
- R(e);N_GUARD::R(B),XR(e)
- B(b);N_GUARD::QAR2(F),XR(c)
- S(a);N_GUARD::QAB1(F)
- S(i);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).