MESON Chess Problem Database
Problem Display
PID: 248107 (B7/B2R4/p1P3K1/RP1PkP2/4Npp1/1pP1P3/3nPnN1/1q1r1r2 w - - 0 1)
Blikeng, Bjarne
4/5 Place, Nordische-Problem-Meisterschaft, 1948
#2
14 + 10
| 15601 | Albrecht-Leiss-Degener Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Qxe4
- 2.Bb8#
- 1...Sdxe4
- 2.exf4#
- 1...Sfxe4
- 2.Bd4#
- 1...Qxe4
- Tries
- 1.Sxf4?
- threat
- 2.Re7#
- 1...Kxe4
- 2.Re7#
- 1...Qxe4
- 2.Bb8#
- 1...Sfxe4
- 2.Bd4#
- 1...Sdxe4!
- threat
- 1.Sg5?
- threat
- 2.Bd4#
- 2.Bb8#
- 2.exf4#
- 1...fxe3
- 2.Bd4#
- 2.Bb8#
- 1...Qd3
- 2.Bb8#
- 2.exf4#
- 1...Qe4
- 2.Sf7#
- 2.Bb8#
- 1...Sf3
- 2.Bb8#
- 2.exf4#
- 1...Sc4
- 2.exf4#
- 1...Sde4
- 2.Sf7#
- 2.exf4#
- 1...Sh1
- 2.Bd4#
- 2.Bb8#
- 1...Sd3
- 2.Bd4#
- 2.Bb8#
- 1...Sh3
- 2.Bd4#
- 2.Bb8#
- 1...Sfe4
- 2.Sf7#
- 2.Bd4#
- 1...f3
- 2.Bd4#
- 2.Bb8#
- 1...Qxf5+!
- threat
- 1.Sf6?
- threat
- 2.Bd4#
- 2.Bb8#
- 2.exf4#
- 1...fxe3
- 2.Bd4#
- 2.Bb8#
- 1...Qd3
- 2.Bb8#
- 2.exf4#
- 1...Qe4
- 2.Bb8#
- 1...Sf3
- 2.Bb8#
- 2.exf4#
- 1...Sc4
- 2.exf4#
- 1...Sde4
- 2.exf4#
- 1...Sh1
- 2.Bd4#
- 2.Bb8#
- 1...Sd3
- 2.Bd4#
- 2.Bb8#
- 1...Sh3
- 2.Bd4#
- 2.Bb8#
- 1...Sfe4
- 2.Sxg4#
- 2.Bd4#
- 1...f3
- 2.Bd4#
- 2.Bb8#
- 1...Qxf5+!
- threat
- 1.Ra4?
- threat
- 2.Bb8#
- 2.exf4#
- 1...Qxe4
- 2.Bb8#
- 1...Sdxe4
- 2.exf4#
- 1...Sfxe4
- 2.Bd4#
- 1...fxe3
- 2.Bb8#
- 1...Sh1
- 2.Bb8#
- 1...Sd3
- 2.Bb8#
- 1...Sh3
- 2.Bb8#
- 1...f3
- 2.Bb8#
- 1...Sc4!
- threat
- 1.c4?
- threat
- 2.Re7#
- 1...Kxe4
- 2.Re7#
- 1...Qxe4
- 2.Bb8#
- 1...Sdxe4
- 2.exf4#
- 1...Sfxe4
- 2.Bd4#
- 1...Sxc4!
- threat
- 1.b6?
- threat
- 2.Re7#
- 1...Kxe4
- 2.Re7#
- 1...Qxe4
- 2.Bb8#
- 1...Sdxe4
- 2.exf4#
- 1...Sfxe4!
- threat
- 1.c7?
- threat
- 2.Re7#
- 1...Kxe4
- 2.Re7#
- 1...Sdxe4
- 2.exf4#
- 1...Sfxe4
- 2.Bd4#
- 1...Qxe4!
- threat
- 1.Sxf4?
- Keys
- 1.bxa6!
- threat
- 2.Re7#
- 1...Kxe4
- 2.Re7#
- 1...Qxe4
- 2.Bb8#
- 1...Sdxe4
- 2.exf4#
- 1...Sfxe4
- 2.Bd4#
- threat
- 1.bxa6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- Q(a);P_PINP(I),SBLOCK,XS(E)::B(L)
- S(d);SBLOCK,XS(E)::P(D),XP(g)
- S(e);SBLOCK,XS(E)::B(L)
- Tries
- Try
- S(B);XP(g)
- Threat
- R(M)
- Vars
- K(i);P-FLIGHT,XS(E)::R(M)
- Q(a);P_PINP(I),SBLOCK,XS(E)::B(L)
- S(e);SBLOCK,XS(E)::B(L)
- Refutation
- S(d);XS(E)
- Try
- S(E);P_SPINP(I)
- Threat
- DUALS(3)
- Vars
- S(d);::P(D),XP(g)
- Refutation
- Q(a);CHECK,XP(I)
- Try
- S(E);P_SPINP(I)
- Threat
- DUALS(3)
- Vars
- Q(a);::B(L)
- S(d);::P(D),XP(g)
- S(d);N_PINP(I)::P(D),XP(g)
- Refutation
- Q(a);CHECK,XP(I)
- Try
- R(F);
- Threat
- DUALS(2)
- Vars
- Q(a);P_PINP(I),XS(E)::B(L)
- S(d);XS(E)::P(D),XP(g)
- S(e);SBLOCK,XS(E)::B(L)
- P(g);XP(D)::B(L)
- S(e);::B(L)
- P(g);::B(L)
- Refutation
- S(d);
- Try
- P(C);
- Threat
- R(M)
- Vars
- K(i);P-FLIGHT,XS(E)::R(M)
- Q(a);P_PINP(I),SBLOCK,XS(E)::B(L)
- S(d);SBLOCK,XS(E)::P(D),XP(g)
- S(e);SBLOCK,XS(E)::B(L)
- Refutation
- S(d);XP(C)
- Try
- P(G);
- Threat
- R(M)
- Vars
- K(i);P-FLIGHT,XS(E)::R(M)
- Q(a);P_PINP(I),SBLOCK,XS(E)::B(L)
- S(d);SBLOCK,XS(E)::P(D),XP(g)
- Refutation
- S(e);XS(E)
- Try
- P(J);
- Threat
- R(M)
- Vars
- K(i);P-FLIGHT,XS(E)::R(M)
- S(d);SBLOCK,XS(E)::P(D),XP(g)
- S(e);SBLOCK,XS(E)::B(L)
- Refutation
- Q(a);P_PINP(I),XS(E)
- Try
- Actual
- P(G);XP(j)
- Threat
- R(M)
- Vars
- K(i);P-FLIGHT,XS(E)::R(M)
- Q(a);P_PINP(I),SBLOCK,XS(E)::B(L)
- S(d);SBLOCK,XS(E)::P(D),XP(g)
- S(e);SBLOCK,XS(E)::B(L)
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).