MESON Chess Problem Database
Problem Display
PID: 71576 (3n3K/b3Bb1p/8/1Q2N3/3k2p1/2p1pB2/1Nn5/3r4 w - - 0 1)
Havel, Miroslav
Grand Magasin, 1924
#2
6 + 10
| 4312 | Ceske Granaty | 1975 |
SOLUTION
- SOUND
- Sets
- 1...Bc5
- 2.Qxc5#
- 1...Bb8
- 2.Qc5#
- 1...Bd5
- 2.Qxd5#
- 1...Bh5
- 2.Qd5#
- 1...Bg6
- 2.Qd5#
- 1...Be8
- 2.Qd5#
- 1...Sc6
- 2.Sxc6#
- 1...Se6
- 2.Sc6#
- 2.Qd5#
- 1...Sb7
- 2.Sc6#
- 1...cxb2
- 2.Qxb2#
- 1...Bc5
- Tries
- 1.Sed3?
- threat
- 2.Bf6#
- 2.Qe5#
- 1...Rxd3
- 2.Bf6#
- 1...cxb2
- 2.Bf6#
- 1...gxf3
- 2.Qe5#
- 1...e2
- 2.Qe5#
- 1...Bc5
- 2.Bxc5#
- 2.Bf6#
- 2.Qxc5#
- 1...Bb8
- 2.Bc5#
- 2.Qc5#
- 2.Qb6#
- 1...Bd5
- 2.Bf6#
- 2.Qxd5#
- 1...Sc6!
- threat
- 1.Sxg4?
- threat
- 2.Bf6#
- 2.Qe5#
- 1...cxb2
- 2.Bf6#
- 1...Bc5
- 2.Bxc5#
- 2.Bf6#
- 2.Qxc5#
- 1...Bb8
- 2.Bc5#
- 2.Qc5#
- 2.Qb6#
- 1...Bd5
- 2.Bf6#
- 2.Qxd5#
- 1...Sc6!
- threat
- 1.Sg6?
- threat
- 2.Bf6#
- 2.Qe5#
- 1...Bxg6
- 2.Bf6#
- 2.Qd5#
- 1...cxb2
- 2.Bf6#
- 1...gxf3
- 2.Qe5#
- 1...hxg6
- 2.Bf6#
- 1...e2
- 2.Qe5#
- 1...Bc5
- 2.Bxc5#
- 2.Bf6#
- 2.Qxc5#
- 1...Bb8
- 2.Bc5#
- 2.Qc5#
- 2.Qb6#
- 1...Bd5
- 2.Bf6#
- 2.Qxd5#
- 1...Sc6!
- threat
- 1.Sd7?
- threat
- 2.Bf6#
- 2.Qe5#
- 1...cxb2
- 2.Bf6#
- 1...gxf3
- 2.Qe5#
- 1...e2
- 2.Qe5#
- 1...Bc5
- 2.Bxc5#
- 2.Bf6#
- 2.Qxc5#
- 1...Bb8
- 2.Bc5#
- 2.Qc5#
- 2.Qb6#
- 1...Bd5
- 2.Bf6#
- 2.Qxd5#
- 1...Sc6!
- threat
- 1.Sxf7?
- threat
- 2.Bf6#
- 2.Qc4#
- 2.Qd7#
- 2.Qd5#
- 2.Qe5#
- 1...cxb2
- 2.Bf6#
- 1...gxf3
- 2.Qc4#
- 2.Qe5#
- 1...e2
- 2.Qe5#
- 1...Sc6
- 2.Qc4#
- 2.Qd5#
- 1...Bc5
- 2.Bxc5#
- 2.Bf6#
- 2.Qc4#
- 2.Qxc5#
- 1...Bb8
- 2.Bc5#
- 2.Qc4#
- 2.Qc5#
- 2.Qd5#
- 2.Qb6#
- 1...Sa3
- 2.Bf6#
- 2.Qd7#
- 2.Qd5#
- 2.Qe5#
- 1...Sb4
- 2.Bf6#
- 2.Qc4#
- 2.Qxb4#
- 2.Qe5#
- 1...Sb7
- 2.Bf6#
- 2.Qc4#
- 2.Qd5#
- 2.Qe5#
- 1...Sxf7+!
- threat
- 1.Bf6?
- threat
- 2.Sed3#
- 2.Sec4#
- 2.Sxg4#
- 2.Sc6#
- 2.Sg6#
- 2.Sd7#
- 2.Sxf7#
- 1...cxb2
- 2.Sd3#
- 2.Sxg4#
- 2.Sc6#
- 2.Sg6#
- 2.Sd7#
- 2.Sxf7#
- 1...e2
- 2.Sec4#
- 2.Sxg4#
- 1...Sc6
- 2.Sxc6#
- 1...Rd3
- 2.Sexd3#
- 2.Sec4#
- 2.Sxg4#
- 2.Sc6#
- 2.Sg6#
- 2.Sd7#
- 2.Sxf7#
- 1...Bb8
- 2.Sc6#
- 2.Qb6#
- 1...Ba2
- 2.Sed3#
- 2.Sec4#
- 2.Sxg4#
- 2.Sc6#
- 2.Sg6#
- 2.Sd7#
- 2.Sf7#
- 1...Bb3
- 2.Sed3#
- 2.Sec4#
- 2.Sxg4#
- 2.Sc6#
- 2.Sg6#
- 2.Sd7#
- 2.Sf7#
- 1...Bc4
- 2.Sed3#
- 2.Sexc4#
- 2.Sxg4#
- 2.Sc6#
- 2.Sg6#
- 2.Sd7#
- 2.Sf7#
- 2.Qxc4#
- 1...Bd5
- 2.Sed3#
- 2.Sec4#
- 2.Sxg4#
- 2.Sc6#
- 2.Sg6#
- 2.Sd7#
- 2.Sf7#
- 2.Qxd5#
- 1...Bh5
- 2.Sed3#
- 2.Sec4#
- 2.Sxg4#
- 2.Sc6#
- 2.Sg6#
- 2.Sd7#
- 2.Sf7#
- 2.Qc4#
- 2.Qd5#
- 1...Be6
- 2.Sed3#
- 2.Sec4#
- 2.Sxg4#
- 2.Sc6#
- 2.Sg6#
- 2.Sd7#
- 2.Sf7#
- 1...Bg6
- 2.Sed3#
- 2.Sec4#
- 2.Sxg4#
- 2.Sc6#
- 2.Sxg6#
- 2.Sd7#
- 2.Sf7#
- 2.Qc4#
- 2.Qd5#
- 1...Be8
- 2.Sed3#
- 2.Sec4#
- 2.Sxg4#
- 2.Sc6#
- 2.Sg6#
- 2.Sd7#
- 2.Sf7#
- 2.Qc4#
- 2.Qd5#
- 1...Bg8
- 2.Sed3#
- 2.Sec4#
- 2.Sxg4#
- 2.Sc6#
- 2.Sg6#
- 2.Sd7#
- 2.Sf7#
- 1...g3
- 2.Sed3#
- 2.Sec4#
- 2.Sg4#
- 2.Sc6#
- 2.Sg6#
- 2.Sd7#
- 2.Sxf7#
- 1...gxf3!
- threat
- 1.Qd3+?
- 1...Kxe5
- 2.Qe4#
- 1...Rxd3!
- 1...Kxe5
- 1.Qc4+?
- 1...Kxe5
- 2.Qe4#
- 1...Bxc4!
- 1...Kxe5
- 1.Qc6?
- threat
- 2.Qe4#
- 1...Kxe5
- 2.Qe4#
- 2.Qf6#
- 1...Sxc6
- 2.Sxc6#
- 1...gxf3
- 2.Sxf3#
- 1...Bd5
- 2.Qxd5#
- 1...Bg6
- 2.Qd5#
- 2.Qd6#
- 1...cxb2!
- threat
- 1.Qd7+?
- 1...Bd5
- 2.Qxd5#
- 1...Kxe5!
- 1...Bd5
- 1.Qb6+?
- 1...Kxe5
- 2.Qf6#
- 1...Bxb6!
- 1...Kxe5
- 1.Sed3?
- Keys
- 1.Qb7!
- threat
- 2.Qe4#
- 1...Kxe5
- 2.Qe4#
- 1...Sxb7
- 2.Sc6#
- 1...cxb2
- 2.Qxb2#
- 1...gxf3
- 2.Sxf3#
- 1...Sc6
- 2.Sxc6#
- 1...Bd5
- 2.Qxd5#
- 1...Bg6
- 2.Qd5#
- threat
- 1.Qb7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 4
- Sets
- B(g);N_GUARD::QAB1(C),XB(g)
- B(g);N_GUARD::QAB1(C)
- B(h);N_GUARD::QAR1(C),XB(h)
- B(h);N_GUARD::QAR1(C)
- S(j);N_GUARD::S(D),XS(j)
- S(j);N_GUARD::S(D)
- P(c);OGATE,XS(A)::QAB(C),XP(c)
- Tries
- Try
- S(D);
- Threat
- DUALS(2)
- Vars
- R(a);XS(D)::B(E)
- P(c);XS(A)::B(E)
- P(f);XB(B)::QAB1(C)
- P(d);::QAB1(C)
- Refutation
- S(j);
- Try
- S(D);XP(f)
- Threat
- DUALS(2)
- Vars
- P(c);XS(A)::B(E)
- Refutation
- S(j);
- Try
- S(D);
- Threat
- DUALS(2)
- Vars
- P(c);XS(A)::B(E)
- P(f);XB(B)::QAB1(C)
- P(i);XS(D)::B(E)
- P(d);::QAB1(C)
- Refutation
- S(j);
- Try
- S(D);
- Threat
- DUALS(2)
- Vars
- P(c);XS(A)::B(E)
- P(f);XB(B)::QAB1(C)
- P(d);::QAB1(C)
- Refutation
- S(j);
- Try
- S(D);XB(h)
- Threat
- DUALS(5)
- Vars
- P(c);XS(A)::B(E)
- P(d);::QAB1(C)
- Refutation
- S(j);CHECK,XS(D)
- Try
- B(E);
- Threat
- DUALS(7)
- Vars
- S(j);::B(E)+S(D),DCHECK,XS(j)
- Refutation
- P(f);XB(B)
- Try
- Q(C);CHECK
- Vars
- K(e);S_FLIGHT,XS(D)::QAR1(C)
- Refutation
- R(a);XQ(C)
- Try
- Q(C);CHECK
- Vars
- K(e);OGATE,S_FLIGHT,XS(D)::QAR1(C)
- Refutation
- B(h);XQ(C)
- Try
- Q(C);
- Threat
- QAR1(C)
- Vars
- S(j);XQ(C)::S(D),XS(j)
- P(f);XB(B)::S(D),XP(f)
- B(h);N_GUARD::QAR1(C),XB(h)
- Refutation
- P(c);XS(A)
- Try
- Q(C);CHECK
- Vars
- B(h);N_GUARD,P_SPINB(h)::QAR1(C),XB(h)
- Refutation
- K(e);S_FLIGHT,XS(D)
- Try
- Q(C);CHECK
- Vars
- K(e);OGATEB,S_FLIGHT,XS(D)::QAB1(C)
- Refutation
- B(g);XQ(C)
- Try
- Actual
- Q(C);
- Threat
- QAR1(C)
- Vars
- K(e);S_FLIGHT,XS(D)::QAR1(C)
- S(j);N_GUARD,XQ(C)::S(D)
- P(c);OGATE,XS(A)::QAB(C),XP(c)
- P(f);XB(B)::S(D),XP(f)
- S(j);N_GUARD::S(D),XS(j)
- B(h);N_GUARD::QAR1(C),XB(h)
- B(h);N_GUARD::QAR1(C)
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).