MESON Chess Problem Database
Problem Display
PID: 79072 (2B5/4P2N/4n1p1/3pB1Pn/4kPQ1/1NR1b3/2p5/K1R5 w - - 0 1)
Paslack, Rainer
Comm., Die Schwalbe, 2007
#2
11 + 7
| 23 | Die Schwalbe | 2013 |
SOLUTION
- SOUND
- Sets
- 1...Bg1
- 2.Sd2#
- 1...Bd2
- 2.Sxd2#
- 1...Bf2
- 2.Sd2#
- 1...Bd4
- 2.Sd2#
- 1...Bxf4
- 2.Re1#
- 1...Bc5
- 2.Sd2#
- 1...Bb6
- 2.Sd2#
- 1...Ba7
- 2.Sd2#
- 1...Sg3
- 2.Sf6#
- 1...Sf6
- 2.Sxf6#
- 1...Shg7
- 2.Sf6#
- 1...Sd4
- 2.Sc5#
- 1...Sc5
- 2.Qg2#
- 1...Sxg5
- 2.Sxg5#
- 1...Sc7
- 2.Qg2#
- 1...Seg7
- 2.Qg2#
- 1...Sd8
- 2.Qg2#
- 1...Sf8
- 2.Qg2#
- 1...d4
- 2.Bb7#
- 1...Bg1
- Tries
- 1.Sc5+?
- 1...Sxc5
- 2.Qg2#
- 1...Bxc5!
- 1...Sxc5
- 1.Bc7?
- 1...Bxc1
- 2.Qxe6#
- 1...Bxf4
- 2.Re1#
- 1...Shxf4
- 2.Sf6#
- 1...Sexf4
- 2.e8Q#
- 2.e8R#
- 1...Sxg5
- 2.Sxg5#
- 1...d4
- 2.Bb7#
- 1...Bg1
- 2.Qxe6#
- 1...Bd2
- 2.Qxe6#
- 1...Bf2
- 2.Qxe6#
- 1...Bd4
- 2.Sd2#
- 1...Bc5
- 2.Qxe6#
- 1...Bb6
- 2.Qxe6#
- 1...Ba7
- 2.Qxe6#
- 1...Sg3
- 2.Sf6#
- 1...Sf6
- 2.Sxf6#
- 1...Shg7
- 2.Sf6#
- 1...Sd4
- 2.Sc5#
- 1...Sc5
- 2.Qg2#
- 1...Seg7
- 2.Qg2#
- 1...Sd8
- 2.Qg2#
- 1...Sf8
- 2.Qg2#
- 1...Sxc7!
- 1...Bxc1
- 1.Bb8?
- 1...Bxc1
- 2.Qxe6#
- 1...Bxf4
- 2.Re1#
- 1...Shxf4
- 2.Sf6#
- 1...Sexf4
- 2.e8Q#
- 2.e8R#
- 1...Sxg5
- 2.Sxg5#
- 1...d4
- 2.Bb7#
- 1...Bg1
- 2.Qxe6#
- 1...Bd2
- 2.Qxe6#
- 1...Bf2
- 2.Qxe6#
- 1...Bd4
- 2.Sd2#
- 1...Bc5
- 2.Qxe6#
- 1...Bb6
- 2.Qxe6#
- 1...Ba7
- 2.Qxe6#
- 1...Sg3
- 2.Sf6#
- 1...Sf6
- 2.Sxf6#
- 1...Shg7
- 2.Sf6#
- 1...Sd4
- 2.Sc5#
- 1...Sc5
- 2.Qg2#
- 1...Seg7
- 2.Qg2#
- 1...Sd8
- 2.Qg2#
- 1...Sf8
- 2.Qg2#
- 1...Sc7!
- 1...Bxc1
- 1.Bxe6?
- threat
- 2.Qg2#
- 1...Bxf4
- 2.Re1#
- 1...Sg3
- 2.Sf6#
- 1...Sxf4!
- threat
- 1.e8Q?
- threat
- 2.Qxg6#
- 1...Bxf4
- 2.Re1#
- 1...Sexf4
- 2.Bd4#
- 2.Bxf4#
- 2.Bd6#
- 2.Bf6#
- 2.Bc7#
- 2.Bg7#
- 2.Bb8#
- 2.Bh8#
- 1...d4
- 2.Bb7#
- 2.Qc6#
- 1...Sg3
- 2.Sf6#
- 1...Shg7
- 2.Sf6#
- 1...Sd4
- 2.Sc5#
- 2.Bxd4#
- 1...Seg7
- 2.Bxg7#
- 2.Qg2#
- 1...Sf8
- 2.Qg2#
- 1...Shxf4!
- threat
- 1.Sc5+?
- Keys
- 1.Bd6!
- 1...Bxc1
- 2.Qxe6#
- 1...Bxf4
- 2.Re1#
- 1...Shxf4
- 2.Sf6#
- 1...Sexf4
- 2.e8Q#
- 2.e8R#
- 1...Sxg5
- 2.Sxg5#
- 1...d4
- 2.Bb7#
- 1...Bg1
- 2.Qxe6#
- 1...Bd2
- 2.Qxe6#
- 1...Bf2
- 2.Qxe6#
- 1...Bd4
- 2.Sd2#
- 1...Bc5
- 2.Qxe6#
- 1...Bb6
- 2.Qxe6#
- 1...Ba7
- 2.Qxe6#
- 1...Sg3
- 2.Sf6#
- 1...Sf6
- 2.Sxf6#
- 1...Shg7
- 2.Sf6#
- 1...Sd4
- 2.Sc5#
- 1...Sc5
- 2.Qg2#
- 1...Sc7
- 2.Qg2#
- 1...Seg7
- 2.Qg2#
- 1...Sd8
- 2.Qg2#
- 1...Sf8
- 2.Qg2#
- 1...Bxc1
- 1.Bd6!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 6
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- B(b);N_GUARD::S(C)
- B(b);N_GUARD::S(C),XB(b)
- B(b);N_GUARD,P_PINR(D)::S(C)
- B(b);OGATEB,P_SPINB(b),XP(E)::R(B)
- S(e);N_GUARD::S(J)
- S(e);N_GUARD::S(J),XS(e)
- S(f);N_GUARD,S_CUTB(b)::S(C)
- S(f);::QAB(F)
- S(f);XP(H)::S(J),XS(f)
- P(d);OGATEB::B(K)
- Tries
- Try
- S(C);CHECK
- Vars
- S(f);XS(C)::QAB(F)
- Refutation
- B(b);XS(C)
- Try
- B(G);
- Vars
- B(b);XR(B)::QAR2(F),XS(f)
- B(b);OGATEB,P_SPINB(b),XP(E)::R(B)
- S(e);N_GUARD,P_SPINS(e),XP(E)::S(J)
- S(f);P_SPINS(f),XP(E)::P=Q
- S(f);XP(H)::S(J),XS(f)
- P(d);OGATEB::B(K)
- B(b);::QAR2(F),XS(f)
- B(b);N_GUARD,P_PINR(D),SBLOCK::S(C)
- S(e);N_GUARD::S(J)
- S(e);N_GUARD::S(J),XS(e)
- S(f);N_GUARD,SBLOCK,S_CUTB(b)::S(C)
- S(f);::QAB(F)
- Refutation
- S(f);XB(G)
- Try
- B(G);
- Vars
- B(b);XR(B)::QAR2(F),XS(f)
- B(b);OGATEB,P_SPINB(b),XP(E)::R(B)
- S(e);N_GUARD,P_SPINS(e),XP(E)::S(J)
- S(f);P_SPINS(f),XP(E)::P=Q
- S(f);XP(H)::S(J),XS(f)
- P(d);OGATEB::B(K)
- B(b);::QAR2(F),XS(f)
- B(b);N_GUARD,P_PINR(D),SBLOCK::S(C)
- S(e);N_GUARD::S(J)
- S(e);N_GUARD::S(J),XS(e)
- S(f);N_GUARD,SBLOCK,S_CUTB(b)::S(C)
- S(f);::QAB(F)
- Refutation
- S(f);
- Try
- B(K);XS(f)
- Threat
- QAB(F)
- Vars
- B(b);OGATEB,P_SPINB(b),XP(E)::R(B)
- S(e);N_GUARD::S(J)
- Refutation
- S(e);P_SPINS(e),XP(E)
- Try
- P(I);
- Threat
- QAB(I),XP(g)
- Vars
- B(b);OGATEB,P_SPINB(b),XP(E)::R(B)
- S(e);N_GUARD::S(J)
- S(f);::QAB(F)
- Refutation
- S(e);P_SPINS(e),XP(E)
- Try
- Actual
- B(G);
- Vars
- B(b);XR(B)::QAR2(F),XS(f)
- B(b);OGATEB,P_SPINB(b),XP(E)::R(B)
- S(e);N_GUARD,P_SPINS(e),XP(E)::S(J)
- S(f);P_SPINS(f),XP(E)::P=Q
- S(f);XP(H)::S(J),XS(f)
- P(d);OGATEB::B(K)
- B(b);::QAR2(F),XS(f)
- B(b);N_GUARD,P_PINR(D),SBLOCK::S(C)
- S(e);N_GUARD::S(J)
- S(e);N_GUARD::S(J),XS(e)
- S(f);N_GUARD,SBLOCK,S_CUTB(b)::S(C)
- S(f);::QAB(F)
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).