MESON Chess Problem Database
Problem Display
PID: 265284 (6b1/K3p3/8/N1kP2Q1/P7/2P5/1nN4B/6b1 w - - 0 1)
Brogi, Giuseppe
Problemnoter, 1961
#2
8 + 5
| 15601 | Albrecht-Leiss-Degener Collection | 2022 |
SOLUTION
- SOUND
- Sets
- 1...Bd4
- 2.cxd4#
- 1...Bxd5
- 2.Qxe7#
- 2.Qxg1#
- 1...Be6
- 2.dxe6#
- 1...Sc4
- 2.Sb3#
- 2.Sb7#
- 1...e5
- 2.dxe5 ep#
- 1...e6
- 2.dxe6#
- 1...Bd4
- Tries
- 1.Qe3+?
- 1...Kxd5
- 2.Sb4#
- 1...Bxe3!
- 1...Kxd5
- 1.c4?
- threat
- 2.Qxe7#
- 2.Qxg1#
- 1...Sxc4
- 2.Sb3#
- 2.Sb7#
- 1...e5
- 2.Qe7#
- 2.dxe5 ep#
- 1...Bf2
- 2.Qxe7#
- 1...Be3
- 2.Qxe3#
- 2.Qxe7#
- 1...Bd4
- 2.Qxe7#
- 1...Sd1
- 2.Qxe7#
- 1...Sd3
- 2.Qxe7#
- 1...e6
- 2.Qe7#
- 2.Qxg1#
- 2.dxe6#
- 1...Bxh2!
- threat
- 1.d6+?
- 1...Bd5
- 2.Qxg1#
- 1...e5!
- 1...Bd5
- 1.Qe3+?
- Keys
- 1.Sa3!
- threat
- 2.Sb3#
- 2.Sb7#
- 1...Bxh2
- 2.Sb7#
- 1...Bxd5
- 2.Qxe7#
- 2.Qxg1#
- 1...e5
- 2.dxe5 ep#
- threat
- 1.Sa3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 3
- Sets
- B(a);OGATE::P(C),XB(a)
- B(e);OGATE::QAR(G)+P(F),XB(e)
- P(d);OGATE::QAR(G)+P(F),XP(d),EP
- P(d);OGATE::QAR(G)+P(F),XP(d)
- Tries
- Try
- Q(G);CHECK
- Vars
- K(c);P-FLIGHT,P_PINQ(G),S_CUTB(a),XP(F)::S(A)
- Refutation
- B(a);XQ(G)
- Try
- P(C);
- Threat
- DUALS(2)
- Vars
- B(a);::QAB(G),XP(d)
- S(b);::QAB(G),XP(d)
- Refutation
- B(a);XB(B)
- Try
- P(F);CHECK
- Vars
- B(e);P_SPINB(e),SBLOCK::QAB(G),XB(a)
- Refutation
- P(d);P_SPINP(d)
- Try
- Actual
- S(A);
- Threat
- DUALS(2)
- Vars
- B(a);XB(B)::S(E)
- P(d);OGATE::QAR(G)+P(F),XP(d),EP
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).