MESON Chess Problem Database
Problem Display
PID: 17537 (rNb3B1/r1pQ2K1/p1PRP1p1/3Nk3/5RP1/B2P4/1pnn4/1qb5 w - - 0 1)
Buchwald, Julius
1st Prize, Parallele 50 TT, 1947
#2
12 + 12
| 3105 | FIDE Album (1945-1955) | 1947 |
| 268 | Chess Life | 1953 |
| 5759 | Selected Compositions of Julius Buchwald | 2005 |
SOLUTION
- SOUND
- Sets
- 1...Bxd7
- 2.Sxd7#
- 1...Sa1
- 2.d4#
- 1...Se1
- 2.d4#
- 1...Sxa3
- 2.d4#
- 1...Se3
- 2.d4#
- 1...Sb4
- 2.d4#
- 1...Sf1
- 2.Re4#
- 1...Sb3
- 2.Re4#
- 1...Sf3
- 2.Re4#
- 1...Sc4
- 2.Re4#
- 1...Se4
- 2.Rxe4#
- 1...Bxd7
- Tries
- 1.Kh6?
- threat
- 2.Qg7#
- 1...Bxd7
- 2.Sxd7#
- 1...Sxa3
- 2.d4#
- 1...cxd6
- 2.Qxd6#
- 1...Sb4
- 2.d4#
- 1...Se4!
- threat
- 1.Kh7?
- threat
- 2.Qg7#
- 1...Bxd7
- 2.Sxd7#
- 1...Sxa3
- 2.d4#
- 1...Se4
- 2.Rxe4#
- 1...Sb4
- 2.d4#
- 1...cxd6!
- threat
- 1.Kf8?
- threat
- 2.Qg7#
- 1...Sxa3
- 2.d4#
- 1...cxd6
- 2.Qxd6#
- 1...Se4
- 2.Rxe4#
- 1...Sb4
- 2.d4#
- 1...Bxd7!
- threat
- 1.Se7?
- threat
- 2.Sxg6#
- 1...cxd6
- 2.Bxd6#
- 2.Qxd6#
- 1...g5
- 2.Sg6#
- 2.Rf5#
- 1...Kxf4!
- threat
- 1.Qe7?
- threat
- 2.Qg5#
- 2.Qf6#
- 1...Bxe6
- 2.Sd7#
- 2.Qf6#
- 2.Qxe6#
- 1...Sxa3
- 2.d4#
- 1...Se4
- 2.Rxe4#
- 1...Se3
- 2.Qf6#
- 2.d4#
- 1...Sb4
- 2.d4#
- 1...Sd4
- 2.Qf6#
- 1...Sf3
- 2.Re4#
- 2.Qf6#
- 1...g5
- 2.Qxg5#
- 2.Qf6#
- 1...cxd6!
- threat
- 1.Qd8?
- threat
- 2.Qg5#
- 2.Qf6#
- 1...Bxe6
- 2.Rxe6#
- 2.Qf6#
- 1...Sxa3
- 2.d4#
- 1...Se4
- 2.Rxe4#
- 1...Se3
- 2.Qf6#
- 2.d4#
- 1...Sb4
- 2.d4#
- 1...Sd4
- 2.Qf6#
- 1...Sf3
- 2.Re4#
- 2.Qf6#
- 1...g5
- 2.Qxg5#
- 2.Qf6#
- 1...cxd6+!
- threat
- 1.e7?
- threat
- 2.Re6#
- 2.e8Q#
- 2.e8R#
- 1...Rxb8
- 2.Re6#
- 2.e8Q#
- 2.e8R#
- 1...Bxd7
- 2.Sxd7#
- 1...Sxa3
- 2.Re6#
- 2.d4#
- 2.e8Q#
- 2.e8R#
- 1...cxd6
- 2.Bxd6#
- 2.Qxd6#
- 2.e8Q#
- 2.e8R#
- 1...Se4
- 2.Rxe4#
- 1...Qa2
- 2.Re6#
- 2.e8Q#
- 2.e8R#
- 1...Qa1
- 2.Re6#
- 2.e8Q#
- 2.e8R#
- 1...Rb7
- 2.Re6#
- 2.e8Q#
- 2.e8R#
- 1...Bb7
- 2.Re6#
- 2.Qe6#
- 2.e8Q#
- 2.e8R#
- 1...Sa1
- 2.Re6#
- 2.d4#
- 2.e8Q#
- 2.e8R#
- 1...Se1
- 2.Re6#
- 2.d4#
- 2.e8Q#
- 2.e8R#
- 1...Se3
- 2.Re6#
- 2.d4#
- 2.e8Q#
- 2.e8R#
- 1...Sb4
- 2.Re6#
- 2.d4#
- 2.e8Q#
- 2.e8R#
- 1...Sf1
- 2.Re4#
- 2.Re6#
- 2.e8Q#
- 2.e8R#
- 1...Sb3
- 2.Re4#
- 2.Re6#
- 2.e8Q#
- 2.e8R#
- 1...Sf3
- 2.Re4#
- 2.Re6#
- 2.e8Q#
- 2.e8R#
- 1...Sc4
- 2.Re4#
- 2.Re6#
- 2.e8Q#
- 2.e8R#
- 1...a5
- 2.Re6#
- 2.e8Q#
- 2.e8R#
- 1...g5
- 2.Re6#
- 2.e8Q#
- 2.e8R#
- 1...Sd4!
- threat
- 1.Kh6?
- Keys
- 1.Kh8!
- threat
- 2.Qg7#
- 1...Bxd7
- 2.Sxd7#
- 1...Sxa3
- 2.d4#
- 1...cxd6
- 2.Qxd6#
- 1...Se4
- 2.Rxe4#
- 1...Sb4
- 2.d4#
- threat
- 1.Kh8!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 7
- Sets
- B(l);XQ(I)::S(K),XB(l)
- S(d);N_GUARD::P(B)
- S(d);N_GUARD,XB(A)::P(B)
- S(e);N_GUARD::R1(C)
- S(e);N_GUARD::R1(C),XS(e)
- Tries
- Try
- K(J);S_FLIGHT
- Threat
- QAB(I)
- Vars
- B(l);XQ(I)::S(K),XB(l)
- S(d);N_GUARD,XB(A)::P(B)
- P(j);OGATE,XR(G)::QAB1(I),XP(j)
- S(d);N_GUARD::P(B)
- Refutation
- S(e);P_PINR(C)
- Try
- K(J);P-FLIGHT
- Threat
- QAB(I)
- Vars
- B(l);XQ(I)::S(K),XB(l)
- S(d);N_GUARD,XB(A)::P(B)
- S(e);N_GUARD::R1(C),XS(e)
- S(d);N_GUARD::P(B)
- Refutation
- P(j);P_PINQ(I),XR(G)
- Try
- K(J);S_FLIGHT
- Threat
- QAB(I)
- Vars
- S(d);N_GUARD,XB(A)::P(B)
- P(j);OGATE,XR(G)::QAB1(I),XP(j)
- S(e);N_GUARD::R1(C),XS(e)
- S(d);N_GUARD::P(B)
- Refutation
- B(l);P_PINS(K),XQ(I)
- Try
- S(E);
- Threat
- S(E),XP(h)
- Refutation
- K(f);S_FLIGHT,XR(C)
- Try
- Q(I);
- Threat
- DUALS(2)
- Vars
- S(d);N_GUARD,XB(A)::P(B)
- S(e);N_GUARD::R1(C),XS(e)
- S(d);N_GUARD::P(B)
- S(d);::QAB1(I)
- Refutation
- P(j);P_PINQ(I),XR(G)
- Try
- Q(I);
- Threat
- DUALS(2)
- Vars
- S(d);N_GUARD,XB(A)::P(B)
- S(e);N_GUARD::R1(C),XS(e)
- S(d);N_GUARD::P(B)
- S(d);::QAB1(I)
- Refutation
- P(j);CHECK,XR(G)
- Try
- P(H);
- Threat
- DUALS(3)
- Vars
- B(l);XQ(I)::S(K),XB(l)
- S(e);N_GUARD::R1(C),XS(e)
- Refutation
- S(d);
- Try
- Actual
- K(J);S_FLIGHT
- Threat
- QAB(I)
- Vars
- B(l);XQ(I)::S(K),XB(l)
- S(d);N_GUARD,XB(A)::P(B)
- P(j);OGATE,XR(G)::QAB1(I),XP(j)
- S(e);N_GUARD::R1(C),XS(e)
- S(d);N_GUARD::P(B)
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).