MESON Chess Problem Database
Problem Display
PID: 233456 (8/8/6P1/N1pp4/2Bkp3/7b/2n4Q/3N2K1 w - - 0 1)
Maleika, Gerhard
Freie Presse, 2010
#2
6 + 6
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Bf1
- 2.Qh8#
- 1...Bg2
- 2.Qh8#
- 1...Bg4
- 2.Qh8#
- 1...Bf5
- 2.Qh8#
- 1...Be6
- 2.Qh8#
- 1...Bd7
- 2.Qh8#
- 1...Bc8
- 2.Qh8#
- 1...Sa1
- 2.Qb2#
- 1...Se1
- 2.Qb2#
- 1...Sa3
- 2.Qb2#
- 1...Se3
- 2.Qb2#
- 1...Sb4
- 2.Qb2#
- 1...e3
- 2.Qf4#
- 1...dxc4
- 2.Qd6#
- 1...Bf1
- Tries
- 1.Kh1?
- 1...dxc4
- 2.Qd6#
- 1...e3
- 2.Qf4#
- 1...Bf1
- 2.Qh8#
- 1...Bg4
- 2.Qh8#
- 1...Bf5
- 2.Qh8#
- 1...Be6
- 2.Qh8#
- 1...Bd7
- 2.Qh8#
- 1...Bc8
- 2.Qh8#
- 1...Sa1
- 2.Qb2#
- 1...Se1
- 2.Qb2#
- 1...Sa3
- 2.Qb2#
- 1...Se3
- 2.Qb2#
- 1...Sb4
- 2.Qb2#
- 1...Bg2+!
- 1...dxc4
- 1.Be2?
- threat
- 2.Sb3#
- 2.Sc6#
- 1...e3
- 2.Qf4#
- 1...Bd7
- 2.Sb3#
- 2.Qh8#
- 1...Sa1
- 2.Sc6#
- 1...Sb4
- 2.Sb3#
- 1...c4!
- threat
- 1.Bb5?
- threat
- 2.Sb3#
- 2.Sc6#
- 1...e3
- 2.Qf4#
- 1...Bd7
- 2.Sb3#
- 2.Qh8#
- 1...Sa1
- 2.Sc6#
- 2.Qb2#
- 1...Sb4
- 2.Sb3#
- 2.Qb2#
- 1...c4!
- threat
- 1.Ba6?
- threat
- 2.Sb3#
- 2.Sc6#
- 1...e3
- 2.Qf4#
- 1...Bd7
- 2.Sb3#
- 2.Qh8#
- 1...Sa1
- 2.Sc6#
- 2.Qb2#
- 1...Sb4
- 2.Sb3#
- 2.Qb2#
- 1...c4!
- threat
- 1.Qg3?
- threat
- 2.Qc3#
- 1...dxc4
- 2.Qd6#
- 1...e3
- 2.Qf4#
- 1...Se3!
- threat
- 1.Qf4?
- threat
- 2.Qf6#
- 1...dxc4
- 2.Qd6#
- 1...Bf5!
- threat
- 1.Qd6?
- threat
- 2.Qxd5#
- 2.Qf6#
- 1...e3
- 2.Qf4#
- 2.Qxd5#
- 1...Se3
- 2.Qf6#
- 1...Sb4
- 2.Qf6#
- 1...Be6!
- threat
- 1.Qc7?
- threat
- 2.Qg7#
- 1...dxc4
- 2.Qd6#
- 1...e3
- 2.Qf4#
- 1...Bd7!
- threat
- 1.Qf2+?
- 1...Se3
- 2.Qb2#
- 2.Qf6#
- 1...e3
- 2.Qf4#
- 1...Ke5!
- 1...Se3
- 1.Kh1?
- Keys
- 1.Qb8!
- threat
- 2.Qb2#
- 2.Qh8#
- 1...dxc4
- 2.Qd6#
- 1...e3
- 2.Qf4#
- 1...Bc8
- 2.Qb2#
- 1...Sb4
- 2.Qh8#
- threat
- 1.Qb8!
FEATURES
- Static
- TYPE = BLOCK_THREAT
- CHANGED MATES = 2
- ADDED MATES = 0
- REMOVED MATES = 10
- Sets
- B(b);OGATE::QAB(C)
- S(a);OGATE::QAB(C)
- P(d);OGATEB::QAR2(C)
- P(f);OGATEB,XB(D)::QAR2(C)
- Tries
- Try
- K(B);P-FLIGHT
- Vars
- P(f);OGATEB,XB(D)::QAR2(C)
- P(d);OGATEB::QAR2(C)
- B(b);OGATE::QAB(C)
- S(a);OGATE::QAB(C)
- Refutation
- B(b);CHECK
- Try
- B(D);
- Threat
- DUALS(2)
- Vars
- P(d);OGATEB::QAR2(C)
- S(a);::S(E)
- Refutation
- P(e);
- Try
- B(D);
- Threat
- DUALS(2)
- Vars
- P(d);OGATEB::QAR2(C)
- Refutation
- P(e);
- Try
- B(D);
- Threat
- DUALS(2)
- Vars
- P(d);OGATEB::QAR2(C)
- Refutation
- P(e);
- Try
- Q(C);
- Threat
- QAB1(C)
- Vars
- P(f);OGATEB,XB(D)::QAR2(C)
- P(d);OGATEB::QAR2(C)
- Refutation
- S(a);
- Try
- Q(C);P_PINP(d)
- Threat
- QAB(C)
- Vars
- P(f);OGATEB,XB(D)::QAR2(C)
- Refutation
- B(b);
- Try
- Q(C);P_PINP(f)
- Threat
- DUALS(2)
- Vars
- S(a);::QAB(C)
- Refutation
- B(b);
- Try
- Q(C);
- Threat
- QAB(C)
- Vars
- P(f);OGATEB,XB(D)::QAR2(C)
- P(d);OGATEB::QAR2(C)
- Refutation
- B(b);
- Try
- Q(C);CHECK
- Vars
- P(d);OGATEB,P_SPINP(d)::QAR2(C)
- Refutation
- K(c);S_FLIGHT
- Try
- Actual
- Q(C);
- Threat
- DUALS(2)
- Vars
- P(f);OGATEB,XB(D)::QAR2(C)
- P(d);OGATEB::QAR2(C)
- B(b);::QAB(C)
- S(a);::QAB(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).