MESON Chess Problem Database
Problem Display
PID: 204600 (7q/2p3pb/Ppk1B2b/1p6/1B1p4/3P4/7N/4Q2K w - - 0 1)
Bartel, Erich
Augsburger Allgemeine Zeitung, 1963
#2
7 + 9
| 15148 | Sadier Collection | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Bc1
- 2.Qxc1#
- 1...Be4+
- 2.Qxe4#
- 1...Bg8
- 2.Qe4#
- 1...g5
- 2.Qc1#
- 1...g6
- 2.Qe4#
- 1...Bc1
- Tries
- 1.Sg4?
- threat
- 2.Se5#
- 1...Be4+
- 2.Qxe4#
- 1...g5
- 2.Qc1#
- 1...g6
- 2.Qe4#
- 1...Bf4!
- threat
- 1.Bd7+?
- 1...Kd5
- 2.Qe6#
- 1...Kxd7!
- 1...Kd5
- 1.Qe5?
- threat
- 2.Qd5#
- 1...Be4+
- 2.Qxe4#
- 1...Qd8!
- threat
- 1.Sg4?
- Keys
- 1.Sf3!
- threat
- 2.Sxd4#
- 2.Se5#
- 1...Qd8
- 2.Se5#
- 1...Be3
- 2.Se5#
- 1...Bf4
- 2.Sxd4#
- 1...Be4
- 2.Qxe4#
- 1...g5
- 2.Qc1#
- 1...g6
- 2.Qe4#
- threat
- 1.Sf3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 2
- Sets
- B(e);N_GUARD::QAR(A),XB(e)
- B(h);CHECK,N_GUARD::QAB(A),XB(h)
- B(h);N_GUARD::QAB(A)
- P(g);S_CUTB(e)::QAR(A)
- P(g);S_CUTB(h)::QAB(A)
- Tries
- Try
- S(C);
- Threat
- S(C)
- Vars
- B(h);CHECK,N_GUARD::QAB(A),XB(h)
- P(g);S_CUTB(e)::QAR(A)
- P(g);S_CUTB(h)::QAB(A)
- Refutation
- B(e);
- Try
- B(G);CHECK
- Vars
- K(d);S_FLIGHT::QAB1(A)
- Refutation
- K(d);S_FLIGHT,XB(G)
- Try
- Q(A);
- Threat
- QAB1(A)
- Vars
- B(h);CHECK,N_GUARD::QAB(A),XB(h)
- Refutation
- Q(i);
- Try
- Actual
- S(C);
- Threat
- DUALS(2)
- Vars
- Q(i);::S(C)
- B(e);::S(C)
- B(e);::S(C),XP(a)
- B(h);N_GUARD,P_PINS(C)::QAB(A),XB(h)
- P(g);S_CUTB(e)::QAR(A)
- P(g);S_CUTB(h)::QAB(A)
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).