MESON Chess Problem Database
Problem Display
PID: 257236 (1B6/3pbb2/KQ4Nr/3k1p1p/1P2N3/P4B2/3PP3/8 w - - 0 1)
Storm, Fredrik
Wiener Schachzeitung, 1938
#2
10 + 7
| 15601 | Albrecht-Leiss-Degener Collection | 2022 |
SOLUTION
- SOUND
- Sets
- 1...Be6
- 2.Sd6#
- 1...Be6
- Tries
- 1.Kb5?
- threat
- 2.Sf2#
- 2.Sc3#
- 2.Sg3#
- 2.Sg5#
- 2.Sf6#
- 2.Sf4#
- 2.Sxe7#
- 1...Rxg6
- 2.Sf2#
- 2.Sc3#
- 2.Sg3#
- 2.Sg5#
- 2.Sf6#
- 1...Bxb4
- 2.Sf2#
- 2.Sc3#
- 2.Sg3#
- 2.Sg5#
- 2.Sf6#
- 2.Sf4#
- 1...Bxg6
- 2.Sf2#
- 2.Sc3#
- 2.Sg3#
- 2.Sg5#
- 2.Sf6#
- 1...fxe4
- 2.Sf4#
- 2.Sxe7#
- 1...Bd6
- 2.Sg5#
- 2.Qxd6#
- 1...d6
- 2.Sg5#
- 1...Bh4
- 2.Sf2#
- 2.Sc3#
- 2.Sg3#
- 2.Sg5#
- 2.Sf6#
- 2.Sf4#
- 2.Qd6#
- 1...Bg5
- 2.Sf2#
- 2.Sc3#
- 2.Sg3#
- 2.Sxg5#
- 2.Sf6#
- 2.Qd6#
- 1...Bf6
- 2.Sf2#
- 2.Sc3#
- 2.Sg3#
- 2.Sg5#
- 2.Sxf6#
- 2.Sf4#
- 2.Qd6#
- 1...Bd8
- 2.Sf2#
- 2.Sc3#
- 2.Sg3#
- 2.Sg5#
- 2.Sf6#
- 2.Sf4#
- 2.Qd6#
- 1...Bf8
- 2.Sf2#
- 2.Sc3#
- 2.Sg3#
- 2.Sg5#
- 2.Sf6#
- 2.Sf4#
- 1...f4
- 2.Sf2#
- 2.Sc3#
- 2.Sg3#
- 2.Sg5#
- 2.Sf6#
- 2.Sxf4#
- 2.Sxe7#
- 1...Bc5!
- threat
- 1.Qd4+?
- 1...Kc6
- 2.Se5#
- 2.Sxe7#
- 2.b5#
- 1...Ke6
- 2.Sf4#
- 2.Qe5#
- 1...Kxd4!
- 1...Kc6
- 1.Qc5+?
- 1...Ke6
- 2.Sf4#
- 2.Qe5#
- 1...Bxc5!
- 1...Ke6
- 1.Qb5+?
- 1...Kd4
- 2.Be5#
- 2.Qd3#
- 2.e3#
- 1...Ke6
- 2.Sf4#
- 2.Qe5#
- 1...Bc5!
- 1...Kd4
- 1.Qc6+?
- 1...Kd4
- 2.Be5#
- 1...Kxc6
- 2.Sxe7#
- 1...dxc6!
- 1...Kd4
- 1.Qd6+?
- 1...Kc4
- 2.Qd3#
- 1...Bxd6!
- 1...Kc4
- 1.d3?
- threat
- 2.Sd2#
- 2.Sf2#
- 2.Sc3#
- 2.Sg3#
- 2.Sg5#
- 2.Sf6#
- 2.Sf4#
- 2.Sxe7#
- 1...Rxg6
- 2.Sd2#
- 2.Sf2#
- 2.Sc3#
- 2.Sg3#
- 2.Sg5#
- 2.Sf6#
- 1...Bxb4
- 2.Sd2#
- 2.Sf2#
- 2.Sc3#
- 2.Sg3#
- 2.Sg5#
- 2.Sf6#
- 2.Sf4#
- 1...Bxg6
- 2.Sd2#
- 2.Sf2#
- 2.Sc3#
- 2.Sg3#
- 2.Sg5#
- 2.Sf6#
- 1...fxe4
- 2.Sf4#
- 2.Sxe7#
- 2.Bxe4#
- 1...Bd6
- 2.Sg5#
- 2.Qxd6#
- 1...d6
- 2.Sg5#
- 1...Bh4
- 2.Sd2#
- 2.Sf2#
- 2.Sc3#
- 2.Sg3#
- 2.Sg5#
- 2.Sf6#
- 2.Sf4#
- 2.Qd6#
- 1...Bg5
- 2.Sd2#
- 2.Sf2#
- 2.Sc3#
- 2.Sg3#
- 2.Sxg5#
- 2.Sf6#
- 2.Qd6#
- 1...Bf6
- 2.Sd2#
- 2.Sf2#
- 2.Sc3#
- 2.Sg3#
- 2.Sg5#
- 2.Sxf6#
- 2.Sf4#
- 2.Qd6#
- 1...Bd8
- 2.Sd2#
- 2.Sf2#
- 2.Sc3#
- 2.Sg3#
- 2.Sg5#
- 2.Sf6#
- 2.Sf4#
- 2.Qd6#
- 1...Bf8
- 2.Sd2#
- 2.Sf2#
- 2.Sc3#
- 2.Sg3#
- 2.Sg5#
- 2.Sf6#
- 2.Sf4#
- 1...f4
- 2.Sd2#
- 2.Sf2#
- 2.Sc3#
- 2.Sg3#
- 2.Sg5#
- 2.Sf6#
- 2.Sxf4#
- 2.Sxe7#
- 1...Bc5!
- threat
- 1.Kb5?
- Keys
- 1.Qe3!
- threat
- 2.Sd6#
- 1...Kc4
- 2.Qd3#
- 1...Kc6
- 2.Sxe7#
- 1...Ke6
- 2.Sf4#
- 1...fxe4
- 2.Qxe4#
- 1...Bd6
- 2.Sxd6#
- 1...d6
- 2.Sxd6#
- threat
- 1.Qe3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 6
- REMOVED MATES = 1
- Sets
- B(g);SBLOCK::B(D)+S(F)
- Tries
- Try
- K(G);S_FLIGHT
- Threat
- DUALS(7)
- Vars
- P(e);::B(D)+S(F)
- Refutation
- B(f);
- Try
- Q(H);CHECK,P_SPINS(I)
- Refutation
- K(a);P-FLIGHT,XQ(H)
- Try
- Q(H);CHECK,P_SPINS(I)
- Refutation
- B(f);XQ(H)
- Try
- Q(H);CHECK,P_SPINS(I)
- Refutation
- B(f);P_SPINB(f)
- Try
- Q(H);CHECK
- Vars
- K(a);N_GUARD,P-FLIGHT,S_CUTP(e)::B(J)
- K(a);N_GUARD,S_FLIGHT,XQ(H)::S(I),XB(f)
- Refutation
- P(e);XQ(H)
- Try
- Q(H);CHECK
- Vars
- K(a);OGATE,S_FLIGHT::QAB1(H)
- Refutation
- B(f);XQ(H)
- Try
- P(A);
- Threat
- DUALS(8)
- Vars
- P(e);::B(D)+S(F)
- Refutation
- B(f);
- Try
- Actual
- Q(H);P_SPINS(I)
- Threat
- B(D)+S(F)
- Vars
- K(a);N_GUARD,S_FLIGHT::QAB1(H)
- K(a);N_PINS(I),S_FLIGHT::S(I),XB(f)
- K(a);N_PINS(I),S_FLIGHT::S(I)
- P(b);OGATE,P_SPINP(b),XS(F)::QAB1(H),XP(b)
- B(f);N_PINS(I)::B(D)+S(F),XB(f)
- P(e);N_PINS(I)::B(D)+S(F),XP(e)
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).