MESON Chess Problem Database
Problem Display
PID: 243478 (2Q1r3/p5r1/K1Np4/2kP3R/p1BR4/5n2/8/6B1 w - - 0 1)
Buchwald, Julius
L'Italia Scacchistica, 1949
#2
8 + 7
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Se5
- 2.Rg4#
- 1...Sg5
- 2.Re4#
- 1...Se5
- Tries
- 1.Sb4+?
- 1...Rc7
- 2.Sd3#
- 1...Rxc8
- 2.Sd3#
- 1...Kxb4!
- 1...Rc7
- 1.Se5+?
- 1...Rc7
- 2.Sd3#
- 1...Rxc8
- 2.Sd3#
- 1...Kb4!
- 1...Rc7
- 1.Bb3?
- threat
- 2.Rc4#
- 1...Sxd4
- 2.Bxd4#
- 1...Rg5
- 2.Sd8#
- 1...Re5
- 2.Se7#
- 1...Se5
- 2.Rg4#
- 1...Sg5
- 2.Re4#
- 1...axb3!
- threat
- 1.Sb4+?
- Keys
- 1.Ba2!
- threat
- 2.Rc4#
- 1...Sxd4
- 2.Bxd4#
- 1...Rg5
- 2.Sd8#
- 1...Re5
- 2.Se7#
- 1...Se5
- 2.Rg4#
- 1...Sg5
- 2.Re4#
- threat
- 1.Ba2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- S(a);N_GUARD,S_CUTR(g)::B(A)+R(C)
- S(a);N_GUARD,S_CUTR(f)::B(A)+R(C)
- Tries
- Try
- S(G);CHECK
- Vars
- R(f);P_SPINR(f)::S(G)
- R(g);XQ(H)::S(G)
- Refutation
- K(c);S_FLIGHT,XS(G)
- Try
- S(G);CHECK
- Vars
- R(f);P_SPINR(f)::S(G)
- R(g);XQ(H)::S(G)
- Refutation
- K(c);S_FLIGHT
- Try
- B(B);
- Threat
- B(A)+R(C),DCHECK
- Vars
- S(a);OGATE,P_SPINS(a),XR(C)::B(A),XS(a)
- R(f);N_GUARD::QAR(H)+S(G)
- R(g);N_GUARD::QAR(H)+S(G)
- S(a);N_GUARD,S_CUTR(g)::B(A)+R(C)
- S(a);N_GUARD,S_CUTR(f)::B(A)+R(C)
- Refutation
- P(b);XB(B)
- Try
- Actual
- B(B);
- Threat
- B(A)+R(C),DCHECK
- Vars
- S(a);OGATE,P_SPINS(a),XR(C)::B(A),XS(a)
- R(f);N_GUARD::QAR(H)+S(G)
- R(g);N_GUARD::QAR(H)+S(G)
- S(a);N_GUARD,S_CUTR(g)::B(A)+R(C)
- S(a);N_GUARD,S_CUTR(f)::B(A)+R(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).