MESON Chess Problem Database
Problem Display
PID: 243731 (n1N1R3/6bK/N2P1P2/1P1k1P1p/R6p/3P1p2/4p1Q1/3n3q w - - 0 1)
Beck, Friedrich
Sinfonie Scacchistiche, 1966
#2
11 + 9
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Qe1
- 2.Qxf3#
- 1...Qg1
- 2.Qxf3#
- 1...Qh2
- 2.Qxf3#
- 1...Bxf6
- 2.Qg8#
- 1...Bh6
- 2.Qg8#
- 1...Bf8
- 2.Qg8#
- 1...Bh8
- 2.Qg8#
- 1...e1Q
- 2.Qa2#
- 1...e1S
- 2.Qa2#
- 1...e1B
- 2.Qa2#
- 1...e1R
- 2.Qa2#
- 1...Qe1
- Tries
- 1.Sc7+?
- 1...Kc5
- 2.Rc4#
- 2.Re5#
- 2.d4#
- 1...Sxc7!
- 1...Kc5
- 1.Sb6+?
- 1...Kxd6
- 2.Rd4#
- 2.Re6#
- 1...Sxb6!
- 1...Kxd6
- 1.Rae4?
- threat
- 2.R8e5#
- 1...Bxf6
- 2.Qg8#
- 1...Qh2!
- threat
- 1.Ree4?
- threat
- 2.Rad4#
- 1...Bxf6
- 2.Qg8#
- 1...Qg1!
- threat
- 1.Qg4?
- threat
- 2.Rd4#
- 2.Qc4#
- 2.Qd4#
- 2.Qe4#
- 1...Bxf6
- 2.Qc4#
- 2.Qe4#
- 2.Qg8#
- 1...e1Q
- 2.Rd4#
- 2.Qc4#
- 2.Qd4#
- 1...e1R
- 2.Rd4#
- 2.Qc4#
- 2.Qd4#
- 1...Qg1
- 2.Qxf3#
- 2.Qc4#
- 2.Qe4#
- 1...Sb2
- 2.Rd4#
- 2.Qd4#
- 2.Qe4#
- 1...Sf2
- 2.Rd4#
- 2.Qc4#
- 2.Qd4#
- 1...Sc3
- 2.Rd4#
- 2.Qc4#
- 2.Qd4#
- 1...Se3
- 2.Rd4#
- 2.Qd4#
- 2.Qe4#
- 1...Sb6
- 2.Rd4#
- 2.Qd4#
- 2.Qe4#
- 1...f2
- 2.Rd4#
- 2.Qc4#
- 2.Qd4#
- 1...hxg4!
- threat
- 1.Qxg7?
- threat
- 2.Qb7#
- 2.Qf7#
- 2.Qg8#
- 1...e1Q
- 2.Qb7#
- 1...e1R
- 2.Qb7#
- 1...Qg2
- 2.Qb7#
- 2.Qf7#
- 1...Qg1
- 2.Qb7#
- 2.Qf7#
- 1...Sc7!
- threat
- 1.d7?
- threat
- 2.d8Q#
- 2.d8R#
- 1...Qxg2
- 2.d8Q#
- 2.d8R#
- 1...Bxf6
- 2.Qg8#
- 1...fxg2
- 2.d8Q#
- 2.d8R#
- 1...e1Q
- 2.Qa2#
- 2.d8Q#
- 2.d8R#
- 1...e1S
- 2.Qa2#
- 2.d8Q#
- 2.d8R#
- 1...e1B
- 2.Qa2#
- 2.d8Q#
- 2.d8R#
- 1...e1R
- 2.Qa2#
- 2.d8Q#
- 2.d8R#
- 1...Qe1
- 2.Qxf3#
- 2.d8Q#
- 2.d8R#
- 1...Qf1
- 2.d8Q#
- 2.d8R#
- 1...Qg1
- 2.Qxf3#
- 2.d8Q#
- 2.d8R#
- 1...Qh2
- 2.Qxf3#
- 1...Qh3
- 2.d8Q#
- 2.d8R#
- 1...Bh6
- 2.Qg8#
- 2.d8Q#
- 2.d8R#
- 1...Bf8
- 2.Qg8#
- 1...Bh8
- 2.Qg8#
- 2.d8Q#
- 2.d8R#
- 1...Sb2
- 2.d8Q#
- 2.d8R#
- 1...Sf2
- 2.d8Q#
- 2.d8R#
- 1...Sc3
- 2.d8Q#
- 2.d8R#
- 1...Se3
- 2.d8Q#
- 2.d8R#
- 1...Sc7
- 2.d8Q#
- 2.d8R#
- 1...h3
- 2.d8Q#
- 2.d8R#
- 1...Sb6!
- threat
- 1.Sc7+?
- Keys
- 1.d4!
- threat
- 2.Re5#
- 1...Bxf6
- 2.Qg8#
- 1...e1Q
- 2.Qa2#
- 1...e1R
- 2.Qa2#
- 1...Qh2
- 2.Qxf3#
- threat
- 1.d4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 7
- Sets
- Q(b);N_GUARD::QAB(A),XP(d)
- B(h);OGATE,XP(H)::QAB(A)
- B(h);OGATE::QAB(A)
- P(c);OGATE::QAB(A)
- Tries
- Try
- S(F);CHECK
- Refutation
- S(i);XS(F)
- Try
- S(J);CHECK
- Refutation
- S(i);XS(J)
- Try
- R(C);N_PINP(d)
- Threat
- R1(K)
- Vars
- B(h);OGATE,XP(H)::QAB(A)
- Refutation
- Q(b);
- Try
- R(K);N_PINP(d)
- Threat
- R1(C)
- Vars
- B(h);OGATE,XP(H)::QAB(A)
- Refutation
- Q(b);
- Try
- Q(A);N_PINP(d)
- Threat
- DUALS(4)
- Refutation
- P(g);XQ(A)
- Try
- Q(A);N_PINP(d),XB(h)
- Threat
- DUALS(3)
- Vars
- P(c);::QAB(A)
- Refutation
- S(i);
- Try
- P(G);
- Threat
- P=Q
- Vars
- Q(b);N_SPINP(d),XQ(A)::P=Q
- B(h);OGATE,XP(H)::QAB(A)
- P(d);N_SPINP(d),XQ(A)::P=Q
- Q(b);::P=Q
- Q(b);N_GUARD::QAB(A),XP(d)
- B(h);OGATE::QAB(A)
- S(a);::P=Q
- S(i);::P=Q
- P(e);::P=Q
- Refutation
- S(i);
- Try
- Actual
- P(B);
- Threat
- R1(K)
- Vars
- B(h);OGATE,XP(H)::QAB(A)
- P(c);OGATE::QAB(A)
- Q(b);N_GUARD::QAB(A),XP(d)
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).