MESON Chess Problem Database
Problem Display
PID: 132306 (2Nk2KR/1PpNpBpp/1PP3r1/7q/2Q3pP/6P1/2R5/8 w - - 0 1)
Bruch, Wieland
Comm., Knobi's Knobelecke, 1991-1992
#2
12 + 8
| 6114 | Problemschach-Jahrbuch (1994) | 1995 |
SOLUTION
- SOUND
- Sets
- 1...Qa5
- 2.Kxh7#
- 1...Qb5
- 2.Kxh7#
- 1...Qc5
- 2.Kxh7#
- 1...Qd5
- 2.Kxh7#
- 1...Qe5
- 2.Kxh7#
- 1...Qf5
- 2.Kxh7#
- 1...Qg5
- 2.Kxh7#
- 1...Rd6
- 2.Kxg7#
- 1...Re6
- 2.Kxg7#
- 1...Rf6
- 2.Kxg7#
- 1...Rh6
- 2.Kxg7#
- 1...h6
- 2.Kh7#
- 1...Qa5
- Tries
- 1.Rd2?
- 1...Qxh4
- 2.Sf6#
- 1...Rxc6
- 2.Kxg7#
- 1...cxb6
- 2.c7#
- 1...Qa5
- 2.Kxh7#
- 1...Qb5
- 2.Kxh7#
- 1...Qc5
- 2.Kxh7#
- 1...Qd5
- 2.Kxh7#
- 1...Qe5
- 2.Kxh7#
- 1...Qf5
- 2.Kxh7#
- 1...Qg5
- 2.Kxh7#
- 1...Rg5
- 2.Se5#
- 1...Rd6
- 2.Kxg7#
- 1...Re6
- 2.Kxg7#
- 1...Rf6
- 2.Kxg7#
- 1...Rh6
- 2.Kxg7#
- 1...e5
- 2.Sf6#
- 1...e6
- 2.Se5#
- 1...h6
- 2.Kh7#
- 1...Qh6!
- 1...Qxh4
- 1.Qd5?
- 1...Qxh4
- 2.Sf6#
- 1...Qxd5
- 2.Kxh7#
- 1...Rxc6
- 2.Kxg7#
- 1...cxb6
- 2.c7#
- 1...Qh6
- 2.Sf6#
- 1...Qe5
- 2.Kxh7#
- 1...Qf5
- 2.Kxh7#
- 1...Qg5
- 2.Kxh7#
- 1...Rg5
- 2.Se5#
- 1...Rd6
- 2.Kxg7#
- 1...Re6
- 2.Kxg7#
- 1...Rf6
- 2.Kxg7#
- 1...Rh6
- 2.Kxg7#
- 1...e5
- 2.Sf6#
- 1...h6
- 2.Kh7#
- 1...e6!
- 1...Qxh4
- 1.Qe6?
- threat
- 2.Qxe7#
- 1...Rxe6
- 2.Kxg7#
- 1...cxb6
- 2.c7#
- 1...Qc5
- 2.Kxh7#
- 1...Qe5
- 2.Kxh7#
- 1...Qg5
- 2.Kxh7#
- 1...Qxh4!
- threat
- 1.Qb4?
- threat
- 2.Qxe7#
- 1...cxb6
- 2.Qxb6#
- 1...Qc5
- 2.Kxh7#
- 1...Qe5
- 2.Kxh7#
- 1...Qg5
- 2.Kxh7#
- 1...Rd6
- 2.Kxg7#
- 1...Re6
- 2.Kxg7#
- 1...e5
- 2.Qe7#
- 2.Qf8#
- 1...e6
- 2.Qe7#
- 2.Qf8#
- 1...Qxh4!
- threat
- 1.Qd4?
- 1...Qxh4
- 2.Sf6#
- 1...Rxc6
- 2.Kxg7#
- 1...cxb6
- 2.Qxb6#
- 2.c7#
- 1...Qh6
- 2.Sf6#
- 1...Qa5
- 2.Kxh7#
- 1...Qb5
- 2.Kxh7#
- 1...Qc5
- 2.Kxh7#
- 1...Qd5
- 2.Kxh7#
- 1...Qe5
- 2.Kxh7#
- 1...Qf5
- 2.Kxh7#
- 1...Qg5
- 2.Kxh7#
- 1...Rg5
- 2.Se5#
- 1...Rd6
- 2.Kxg7#
- 1...Re6
- 2.Kxg7#
- 1...Rf6
- 2.Kxg7#
- 1...Rh6
- 2.Kxg7#
- 1...e6
- 2.Se5#
- 1...h6
- 2.Kh7#
- 1...e5!
- 1...Qxh4
- 1.Qc5?
- threat
- 2.Qxe7#
- 1...Qxc5
- 2.Kxh7#
- 1...cxb6
- 2.Qxb6#
- 1...Qe5
- 2.Kxh7#
- 1...Qg5
- 2.Kxh7#
- 1...Rd6
- 2.Kxg7#
- 1...Re6
- 2.Kxg7#
- 1...e5
- 2.Qe7#
- 2.Qf8#
- 1...e6
- 2.Qe7#
- 2.Qf8#
- 1...Qxh4!
- threat
- 1.b8Q?
- threat
- 2.Sd6#
- 2.Sa7#
- 2.Qxc7#
- 2.bxc7#
- 1...cxb6
- 2.Scxb6#
- 2.Sd6#
- 2.Sa7#
- 1...Qa5
- 2.Kxh7#
- 2.Sd6#
- 2.Sa7#
- 2.Qxc7#
- 1...Qe5
- 2.Kxh7#
- 2.Sd6#
- 2.Sa7#
- 1...Rd6
- 2.Kxg7#
- 2.Sxd6#
- 2.Sa7#
- 2.Qxc7#
- 2.bxc7#
- 1...e5
- 2.Qxc7#
- 2.bxc7#
- 1...e6
- 2.Qxc7#
- 2.bxc7#
- 1...Rxc6!
- threat
- 1.Rd2?
- Keys
- 1.Qd3!
- 1...Qxh4
- 2.Sf6#
- 1...Rxc6
- 2.Kxg7#
- 1...cxb6
- 2.c7#
- 1...Qh6
- 2.Sf6#
- 1...Qa5
- 2.Kxh7#
- 1...Qb5
- 2.Kxh7#
- 1...Qc5
- 2.Kxh7#
- 1...Qd5
- 2.Kxh7#
- 1...Qe5
- 2.Kxh7#
- 1...Qf5
- 2.Kxh7#
- 1...Qg5
- 2.Kxh7#
- 1...Rg5
- 2.Se5#
- 1...Rd6
- 2.Kxg7#
- 1...Re6
- 2.Kxg7#
- 1...Rf6
- 2.Kxg7#
- 1...Rh6
- 2.Kxg7#
- 1...e5
- 2.Sf6#
- 1...e6
- 2.Se5#
- 1...h6
- 2.Kh7#
- 1...Qxh4
- 1.Qd3!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 7
- REMOVED MATES = 0
- Sets
- Q(b);::R(L)+K(K),XP(g)
- Q(b);P_PINB(I)::R(L)+K(K),XP(g)
- R(c);::R(L)+K(K),XP(f)
- P(g);::R(L)+K(K)
- Tries
- Try
- R(A);
- Vars
- Q(b);N_GUARD,XP(D)::R(A)+S(H)
- R(c);XP(F)::R(L)+K(K),XP(f)
- P(d);OGATE,XP(E)::P(F)
- Q(b);::R(L)+K(K),XP(g)
- Q(b);P_PINB(I)::R(L)+K(K),XP(g)
- R(c);N_GUARD::R(A)+S(H)
- R(c);::R(L)+K(K),XP(f)
- P(e);S_CUTQ(b)::R(A)+S(H)
- P(e);S_CUTR(c)::R(A)+S(H)
- P(g);::R(L)+K(K)
- Refutation
- Q(b);
- Try
- Q(C);
- Vars
- Q(b);N_GUARD,XP(D)::QAR(C)+S(H)
- Q(b);P_PINB(I),XQ(C)::R(L)+K(K),XP(g)
- R(c);XP(F)::R(L)+K(K),XP(f)
- P(d);OGATE,XP(E)::P(F)
- Q(b);N_GUARD::QAR(C)+S(H)
- Q(b);::R(L)+K(K),XP(g)
- R(c);N_GUARD::QAR(C)+S(H)
- R(c);::R(L)+K(K),XP(f)
- P(e);S_CUTQ(b)::QAR(C)+S(H)
- P(g);::R(L)+K(K)
- Refutation
- P(e);
- Try
- Q(C);
- Threat
- QAB1(C),XP(e)
- Vars
- R(c);XQ(C)::R(L)+K(K),XP(f)
- P(d);OGATE,XP(E)::P(F)
- Q(b);::R(L)+K(K),XP(g)
- Refutation
- Q(b);XP(D)
- Try
- Q(C);
- Threat
- QAB1(C),XP(e)
- Vars
- P(d);OGATE,XP(E)::QAB(C),XP(d)
- Q(b);::R(L)+K(K),XP(g)
- R(c);::R(L)+K(K),XP(f)
- Refutation
- Q(b);XP(D)
- Try
- Q(C);
- Vars
- Q(b);N_GUARD,XP(D)::QAR(C)+S(H)
- R(c);XP(F)::R(L)+K(K),XP(f)
- Q(b);N_GUARD::QAR(C)+S(H)
- Q(b);::R(L)+K(K),XP(g)
- Q(b);P_PINB(I)::R(L)+K(K),XP(g)
- R(c);N_GUARD::QAR(C)+S(H)
- R(c);::R(L)+K(K),XP(f)
- P(e);S_CUTR(c)::QAR(C)+S(H)
- P(g);::R(L)+K(K)
- Refutation
- P(e);
- Try
- Q(C);
- Threat
- QAB1(C),XP(e)
- Vars
- Q(b);XQ(C)::R(L)+K(K),XP(g)
- P(d);OGATE,XP(E)::QAB(C),XP(d)
- Q(b);::R(L)+K(K),XP(g)
- R(c);::R(L)+K(K),XP(f)
- Refutation
- Q(b);XP(D)
- Try
- P(G);
- Threat
- DUALS(4)
- Refutation
- R(c);XP(F)
- Try
- Actual
- Q(C);
- Vars
- Q(b);N_GUARD,XP(D)::QAR(C)+S(H)
- R(c);XP(F)::R(L)+K(K),XP(f)
- P(d);OGATE,XP(E)::P(F)
- Q(b);N_GUARD::QAR(C)+S(H)
- Q(b);::R(L)+K(K),XP(g)
- Q(b);P_PINB(I)::R(L)+K(K),XP(g)
- R(c);N_GUARD::QAR(C)+S(H)
- R(c);::R(L)+K(K),XP(f)
- P(e);S_CUTQ(b)::QAR(C)+S(H)
- P(e);S_CUTR(c)::QAR(C)+S(H)
- P(g);::R(L)+K(K)
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).