MESON Chess Problem Database
Problem Display
PID: 122390 (n3N3/1b2R3/1p1Pp3/1QPk4/B1p1n3/4PN2/2p5/2K2R2 w - - 0 1)
Pulitzer, Walter
Montreal Gazette, 1895
#2
10 + 8
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Ba6
- 2.Qc6#
- 1...Bc6
- 2.Qxc6#
- 1...Bc8
- 2.Qc6#
- 1...Sd2
- 2.Sf6#
- 1...Sf2
- 2.Sf6#
- 1...Sc3
- 2.Sf6#
- 1...Sg3
- 2.Sf6#
- 1...Sg5
- 2.Sf6#
- 1...Sxd6
- 2.Sf6#
- 1...Sf6
- 2.Sxf6#
- 1...Sc7
- 2.Sxc7#
- 1...c3
- 2.Bb3#
- 1...bxc5
- 2.Qxb7#
- 1...e5
- 2.Rxe5#
- 1...Ba6
- Tries
- 1.Kxc2?
- 1...Sxd6
- 2.Sf6#
- 1...bxc5
- 2.Qxb7#
- 1...Sd2
- 2.Sf6#
- 1...Sf2
- 2.Sf6#
- 1...Sc3
- 2.Sf6#
- 1...Sg3
- 2.Sf6#
- 1...Sg5
- 2.Sf6#
- 1...Sf6
- 2.Sxf6#
- 1...Ba6
- 2.Qc6#
- 1...Bc6
- 2.Qxc6#
- 1...Bc8
- 2.Qc6#
- 1...Sc7
- 2.Sxc7#
- 1...c3
- 2.Bb3#
- 1...e5
- 2.Rxe5#
- 1...Sxc5!
- 1...Sxd6
- 1.Rg1?
- 1...Sxd6
- 2.Sf6#
- 1...bxc5
- 2.Qxb7#
- 1...Sd2
- 2.Sf6#
- 1...Sf2
- 2.Sf6#
- 1...Sc3
- 2.Sf6#
- 1...Sg3
- 2.Sf6#
- 1...Sg5
- 2.Sf6#
- 1...Sf6
- 2.Sxf6#
- 1...Ba6
- 2.Qc6#
- 1...Bc6
- 2.Qxc6#
- 1...Bc8
- 2.Qc6#
- 1...Sc7
- 2.Sxc7#
- 1...c3
- 2.Bb3#
- 1...e5
- 2.Rxe5#
- 1...Sxc5!
- 1...Sxd6
- 1.Rh1?
- 1...Sxd6
- 2.Sf6#
- 1...bxc5
- 2.Qxb7#
- 1...Sd2
- 2.Sf6#
- 1...Sf2
- 2.Sf6#
- 1...Sc3
- 2.Sf6#
- 1...Sg3
- 2.Sf6#
- 1...Sg5
- 2.Sf6#
- 1...Sf6
- 2.Sxf6#
- 1...Ba6
- 2.Qc6#
- 1...Bc6
- 2.Qxc6#
- 1...Bc8
- 2.Qc6#
- 1...Sc7
- 2.Sxc7#
- 1...c3
- 2.Bb3#
- 1...e5
- 2.Rxe5#
- 1...Sxc5!
- 1...Sxd6
- 1.Rf2?
- 1...Sxf2
- 2.Sf6#
- 1...Sxd6
- 2.Sf6#
- 1...bxc5
- 2.Qxb7#
- 1...Sd2
- 2.Sf6#
- 1...Sc3
- 2.Sf6#
- 1...Sg3
- 2.Sf6#
- 1...Sg5
- 2.Sf6#
- 1...Sf6
- 2.Sxf6#
- 1...Ba6
- 2.Qc6#
- 1...Bc6
- 2.Qxc6#
- 1...Bc8
- 2.Qc6#
- 1...Sc7
- 2.Sxc7#
- 1...c3
- 2.Bb3#
- 1...e5
- 2.Rxe5#
- 1...Sxc5!
- 1...Sxf2
- 1.Rxb7?
- threat
- 2.Qc6#
- 1...c3
- 2.Bb3#
- 1...e5!
- threat
- 1.Rd7?
- 1...Sxc5
- 2.Sf6#
- 1...Sxd6
- 2.Sf6#
- 1...bxc5
- 2.Qxb7#
- 1...Sd2
- 2.Sf6#
- 1...Sf2
- 2.Sf6#
- 1...Sc3
- 2.Sf6#
- 1...Sg3
- 2.Sf6#
- 1...Sg5
- 2.Sf6#
- 1...Sf6
- 2.Sxf6#
- 1...Ba6
- 2.Qc6#
- 1...Bc6
- 2.Qxc6#
- 1...Bc8
- 2.Qc6#
- 1...Sc7
- 2.Sxc7#
- 1...c3
- 2.Bb3#
- 1...e5!
- 1...Sxc5
- 1.Qxb6?
- 1...Sxc5
- 2.Sf6#
- 1...Sxd6
- 2.Sf6#
- 1...Sd2
- 2.Sf6#
- 1...Sf2
- 2.Sf6#
- 1...Sc3
- 2.Sf6#
- 1...Sg3
- 2.Sf6#
- 1...Sg5
- 2.Sf6#
- 1...Sf6
- 2.Sxf6#
- 1...c3
- 2.Bb3#
- 1...Ba6
- 2.Bc6#
- 2.Qc6#
- 1...Bc6
- 2.Bxc6#
- 2.Qxc6#
- 1...Bc8
- 2.Bc6#
- 2.Qc6#
- 1...Sc7
- 2.Sxc7#
- 1...e5
- 2.Rxe5#
- 1...Sxb6!
- 1...Sxc5
- 1.d7?
- 1...bxc5
- 2.Qxb7#
- 1...Sd2
- 2.Sf6#
- 1...Sf2
- 2.Sf6#
- 1...Sc3
- 2.Sf6#
- 1...Sg3
- 2.Sf6#
- 1...Sg5
- 2.Sf6#
- 1...Sd6
- 2.Sf6#
- 1...Sf6
- 2.Sxf6#
- 1...Ba6
- 2.Qc6#
- 1...Bc6
- 2.Qxc6#
- 1...Bc8
- 2.Qc6#
- 1...Sc7
- 2.Sxc7#
- 1...c3
- 2.Bb3#
- 1...e5
- 2.Rxe5#
- 1...Sxc5!
- 1...bxc5
- 1.Kxc2?
- Keys
- 1.Re1!
- 1...Sxc5
- 2.e4#
- 1...Sxd6
- 2.Sf6#
- 1...bxc5
- 2.Qxb7#
- 1...Sd2
- 2.Sf6#
- 1...Sf2
- 2.Sf6#
- 1...Sc3
- 2.Sf6#
- 1...Sg3
- 2.Sf6#
- 1...Sg5
- 2.Sf6#
- 1...Sf6
- 2.Sxf6#
- 1...Ba6
- 2.Qc6#
- 1...Bc6
- 2.Qxc6#
- 1...Bc8
- 2.Qc6#
- 1...Sc7
- 2.Sxc7#
- 1...c3
- 2.Bb3#
- 1...e5
- 2.Rxe5#
- 1...Sxc5
- 1.Re1!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- B(g);N_GUARD::QAB1(F)
- B(g);N_GUARD::QAB1(F),XB(g)
- S(c);N_GUARD::S(J)
- S(c);N_GUARD,XP(H)::S(J)
- S(c);N_GUARD::S(J),XS(c)
- S(h);N_GUARD::S(J),XS(h)
- P(b);OGATEB::B(E)
- P(e);OGATE,P_SPINP(e),SBLOCK,XP(G)::QAB(F),XB(g)
- P(f);OGATE::R1(I),XP(f)
- Tries
- Try
- K(A);P-FLIGHT,XP(a)
- Vars
- S(c);N_GUARD,XP(H)::S(J)
- P(e);OGATE,P_SPINP(e),SBLOCK,XP(G)::QAB(F),XB(g)
- S(c);N_GUARD::S(J)
- S(c);N_GUARD::S(J),XS(c)
- B(g);N_GUARD::QAB1(F)
- B(g);N_GUARD::QAB1(F),XB(g)
- S(h);N_GUARD::S(J),XS(h)
- P(b);OGATEB::B(E)
- P(f);OGATE::R1(I),XP(f)
- Refutation
- S(c);P_SPINS(c),XP(G)
- Try
- R(B);
- Vars
- S(c);N_GUARD,XP(H)::S(J)
- P(e);OGATE,P_SPINP(e),SBLOCK,XP(G)::QAB(F),XB(g)
- S(c);N_GUARD::S(J)
- S(c);N_GUARD::S(J),XS(c)
- B(g);N_GUARD::QAB1(F)
- B(g);N_GUARD::QAB1(F),XB(g)
- S(h);N_GUARD::S(J),XS(h)
- P(b);OGATEB::B(E)
- P(f);OGATE::R1(I),XP(f)
- Refutation
- S(c);P_SPINS(c),XP(G)
- Try
- R(B);
- Vars
- S(c);N_GUARD,XP(H)::S(J)
- P(e);OGATE,P_SPINP(e),SBLOCK,XP(G)::QAB(F),XB(g)
- S(c);N_GUARD::S(J)
- S(c);N_GUARD::S(J),XS(c)
- B(g);N_GUARD::QAB1(F)
- B(g);N_GUARD::QAB1(F),XB(g)
- S(h);N_GUARD::S(J),XS(h)
- P(b);OGATEB::B(E)
- P(f);OGATE::R1(I),XP(f)
- Refutation
- S(c);P_SPINS(c),XP(G)
- Try
- R(B);
- Vars
- S(c);N_GUARD,XR(B)::S(J)
- S(c);N_GUARD,XP(H)::S(J)
- P(e);OGATE,P_SPINP(e),SBLOCK,XP(G)::QAB(F),XB(g)
- S(c);N_GUARD::S(J)
- S(c);N_GUARD::S(J),XS(c)
- B(g);N_GUARD::QAB1(F)
- B(g);N_GUARD::QAB1(F),XB(g)
- S(h);N_GUARD::S(J),XS(h)
- P(b);OGATEB::B(E)
- P(f);OGATE::R1(I),XP(f)
- Refutation
- S(c);P_SPINS(c),XP(G)
- Try
- R(I);XB(g)
- Threat
- QAB1(F)
- Vars
- P(b);OGATEB::B(E)
- Refutation
- P(f);
- Try
- R(I);
- Vars
- S(c);N_GUARD,P_SPINS(c),XP(G)::S(J)
- S(c);N_GUARD,P_SPINS(c),XP(H)::S(J)
- P(e);OGATE,P_SPINP(e),SBLOCK,XP(G)::QAB(F),XB(g)
- S(c);N_GUARD::S(J)
- S(c);N_GUARD::S(J),XS(c)
- B(g);N_GUARD::QAB1(F)
- B(g);N_GUARD::QAB1(F),XB(g)
- S(h);N_GUARD::S(J),XS(h)
- P(b);OGATEB::B(E)
- Refutation
- P(f);
- Try
- Q(F);XP(e)
- Vars
- S(c);N_GUARD,XP(G)::S(J)
- S(c);N_GUARD,XP(H)::S(J)
- S(c);N_GUARD::S(J)
- S(c);N_GUARD::S(J),XS(c)
- P(b);OGATEB::B(E)
- S(h);N_GUARD::S(J),XS(h)
- P(f);OGATE::R1(I),XP(f)
- Refutation
- S(h);XQ(F)
- Try
- P(H);
- Vars
- P(e);OGATE,P_SPINP(e),SBLOCK,XP(G)::QAB(F),XB(g)
- S(c);N_GUARD::S(J)
- S(c);N_GUARD::S(J),XS(c)
- B(g);N_GUARD::QAB1(F)
- B(g);N_GUARD::QAB1(F),XB(g)
- S(h);N_GUARD::S(J),XS(h)
- P(b);OGATEB::B(E)
- P(f);OGATE::R1(I),XP(f)
- Refutation
- S(c);P_SPINS(c),XP(G)
- Try
- Actual
- R(B);
- Vars
- S(c);OGATE,P_SPINS(c),XP(G)::P(C)
- S(c);N_GUARD,XP(H)::S(J)
- P(e);OGATE,P_SPINP(e),SBLOCK,XP(G)::QAB(F),XB(g)
- S(c);N_GUARD::S(J)
- S(c);N_GUARD::S(J),XS(c)
- B(g);N_GUARD::QAB1(F)
- B(g);N_GUARD::QAB1(F),XB(g)
- S(h);N_GUARD::S(J),XS(h)
- P(b);OGATEB::B(E)
- P(f);OGATE::R1(I),XP(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).