MESON Chess Problem Database
Problem Display
PID: 66950 (3B4/1pN3p1/BP4R1/bPk2n2/1p1p1N2/1K1PpP2/2P1P3/4Q3 w - - 0 1)
Schneider, Michael
Hallische Nachrichten, 1935
#2
13 + 8
SOLUTION
- SOUND
- Sets
- 1...Bxb6
- 2.Qxb4#
- 1...Sg3
- 2.Be7#
- 1...Sh4
- 2.Be7#
- 1...Sd6
- 2.Sce6#
- 1...Sh6
- 2.Be7#
- 1...Se7
- 2.Bxe7#
- 1...bxa6
- 2.Rc6#
- 1...Bxb6
- Tries
- 1.Ka4?
- 1...Bxb6
- 2.Qxb4#
- 1...bxa6
- 2.Sxa6#
- 2.Rc6#
- 1...Sd6
- 2.Sce6#
- 1...Sg3
- 2.Be7#
- 1...Sh4
- 2.Be7#
- 1...Sh6
- 2.Be7#
- 1...Se7
- 2.Bxe7#
- 1...b3!
- 1...Bxb6
- 1.Sg2?
- 1...Bxb6
- 2.Qxb4#
- 1...bxa6
- 2.Rc6#
- 1...Sg3
- 2.Be7#
- 1...Sh4
- 2.Be7#
- 1...Sh6
- 2.Be7#
- 1...Se7
- 2.Bxe7#
- 1...Sd6!
- 1...Bxb6
- 1.Sh3?
- 1...Bxb6
- 2.Qxb4#
- 1...bxa6
- 2.Rc6#
- 1...Sg3
- 2.Be7#
- 1...Sh4
- 2.Be7#
- 1...Sh6
- 2.Be7#
- 1...Se7
- 2.Bxe7#
- 1...Sd6!
- 1...Bxb6
- 1.Sfd5?
- 1...Bxb6
- 2.Qxb4#
- 1...bxa6
- 2.Rc6#
- 1...Sg3
- 2.Be7#
- 1...Sh4
- 2.Be7#
- 1...Sh6
- 2.Be7#
- 1...Se7
- 2.Bxe7#
- 1...Sd6!
- 1...Bxb6
- 1.Sh5?
- 1...Bxb6
- 2.Qxb4#
- 1...bxa6
- 2.Rc6#
- 1...Sg3
- 2.Be7#
- 1...Sh4
- 2.Be7#
- 1...Sh6
- 2.Be7#
- 1...Se7
- 2.Bxe7#
- 1...Sd6!
- 1...Bxb6
- 1.Bxb7?
- threat
- 2.Rc6#
- 1...Se7
- 2.Bxe7#
- 1...Sd6!
- threat
- 1.Bg5?
- 1...Bxb6
- 2.Qxb4#
- 1...bxa6
- 2.Rc6#
- 1...Sg3
- 2.Be7#
- 1...Sh4
- 2.Be7#
- 1...Sh6
- 2.Be7#
- 1...Se7
- 2.Bxe7#
- 1...Sd6!
- 1...Bxb6
- 1.Qd2?
- 1...Bxb6
- 2.Qxb4#
- 1...bxa6
- 2.Rc6#
- 1...Sd6
- 2.Sce6#
- 1...Sg3
- 2.Be7#
- 1...Sh4
- 2.Be7#
- 1...Sh6
- 2.Be7#
- 1...Se7
- 2.Bxe7#
- 1...exd2!
- 1...Bxb6
- 1.Qh4?
- 1...Sxh4
- 2.Be7#
- 1...bxa6
- 2.Rc6#
- 1...Sd6
- 2.Sce6#
- 1...Sg3
- 2.Be7#
- 2.Qe7#
- 1...Sh6
- 2.Be7#
- 2.Qe7#
- 1...Se7
- 2.Bxe7#
- 2.Qxe7#
- 1...Bxb6!
- 1...Sxh4
- 1.Qa1?
- 1...bxa6
- 2.Rc6#
- 1...Sd6
- 2.Sce6#
- 1...Sg3
- 2.Be7#
- 1...Sh4
- 2.Be7#
- 1...Sh6
- 2.Be7#
- 1...Se7
- 2.Bxe7#
- 1...Bxb6!
- 1...bxa6
- 1.Qb1?
- 1...bxa6
- 2.Rc6#
- 1...Sd6
- 2.Sce6#
- 1...Sg3
- 2.Be7#
- 1...Sh4
- 2.Be7#
- 1...Sh6
- 2.Be7#
- 1...Se7
- 2.Bxe7#
- 1...Bxb6!
- 1...bxa6
- 1.Qc1?
- 1...bxa6
- 2.Rc6#
- 1...Sd6
- 2.Sce6#
- 1...Sg3
- 2.Be7#
- 1...Sh4
- 2.Be7#
- 1...Sh6
- 2.Be7#
- 1...Se7
- 2.Bxe7#
- 1...Bxb6!
- 1...bxa6
- 1.Qd1?
- 1...bxa6
- 2.Rc6#
- 1...Sd6
- 2.Sce6#
- 1...Sg3
- 2.Be7#
- 1...Sh4
- 2.Be7#
- 1...Sh6
- 2.Be7#
- 1...Se7
- 2.Bxe7#
- 1...Bxb6!
- 1...bxa6
- 1.Qf1?
- 1...bxa6
- 2.Rc6#
- 1...Sd6
- 2.Sce6#
- 1...Sg3
- 2.Be7#
- 1...Sh4
- 2.Be7#
- 1...Sh6
- 2.Be7#
- 1...Se7
- 2.Bxe7#
- 1...Bxb6!
- 1...bxa6
- 1.Qg1?
- 1...bxa6
- 2.Rc6#
- 1...Sd6
- 2.Sce6#
- 1...Sg3
- 2.Be7#
- 1...Sh4
- 2.Be7#
- 1...Sh6
- 2.Be7#
- 1...Se7
- 2.Bxe7#
- 1...Bxb6!
- 1...bxa6
- 1.Qh1?
- 1...bxa6
- 2.Rc6#
- 1...Sd6
- 2.Sce6#
- 1...Sg3
- 2.Be7#
- 1...Sh4
- 2.Be7#
- 1...Sh6
- 2.Be7#
- 1...Se7
- 2.Bxe7#
- 1...Bxb6!
- 1...bxa6
- 1.Ka4?
- Keys
- 1.Qg3!
- 1...Bxb6
- 2.Sfe6#
- 1...Sxg3
- 2.Be7#
- 1...bxa6
- 2.Rc6#
- 1...Sd6
- 2.Sce6#
- 1...Sh4
- 2.Be7#
- 1...Sh6
- 2.Be7#
- 1...Se7
- 2.Bxe7#
- 1...Bxb6
- 1.Qg3!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 1
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- B(d);N_GUARD,XP(J)::QAB1(A),XP(b)
- S(f);N_GUARD::B(M)
- S(f);SBLOCK::S(L)
- S(f);N_GUARD::B(M),XS(f)
- P(g);N_GUARD,XB(I)::R1(K)
- Tries
- Try
- K(D);S_FLIGHT
- Vars
- B(d);N_GUARD,XP(J)::QAB1(A),XP(b)
- S(f);SBLOCK::S(L)
- S(f);N_GUARD::B(M)
- S(f);N_GUARD::B(M),XS(f)
- Refutation
- P(b);
- Try
- S(G);
- Vars
- B(d);N_GUARD,XP(J)::QAB1(A),XP(b)
- P(g);N_GUARD,XB(I)::R1(K)
- S(f);N_GUARD::B(M)
- S(f);N_GUARD::B(M),XS(f)
- Refutation
- S(f);
- Try
- S(G);
- Vars
- B(d);N_GUARD,XP(J)::QAB1(A),XP(b)
- P(g);N_GUARD,XB(I)::R1(K)
- S(f);N_GUARD::B(M)
- S(f);N_GUARD::B(M),XS(f)
- Refutation
- S(f);
- Try
- S(G);
- Vars
- B(d);N_GUARD,XP(J)::QAB1(A),XP(b)
- P(g);N_GUARD,XB(I)::R1(K)
- S(f);N_GUARD::B(M)
- S(f);N_GUARD::B(M),XS(f)
- Refutation
- S(f);
- Try
- S(G);
- Vars
- B(d);N_GUARD,XP(J)::QAB1(A),XP(b)
- P(g);N_GUARD,XB(I)::R1(K)
- S(f);N_GUARD::B(M)
- S(f);N_GUARD::B(M),XS(f)
- Refutation
- S(f);
- Try
- B(I);XP(g)
- Threat
- R1(K)
- Vars
- S(f);N_GUARD::B(M),XS(f)
- Refutation
- S(f);
- Try
- B(M);
- Vars
- B(d);N_GUARD,XP(J)::QAB1(A),XP(b)
- P(g);N_GUARD,XB(I)::R1(K)
- S(f);N_GUARD::B(M)
- S(f);N_GUARD::B(M),XS(f)
- Refutation
- S(f);
- Try
- Q(A);
- Vars
- B(d);N_GUARD,XP(J)::QAB1(A),XP(b)
- P(g);N_GUARD,XB(I)::R1(K)
- S(f);SBLOCK::S(L)
- S(f);N_GUARD::B(M)
- S(f);N_GUARD::B(M),XS(f)
- Refutation
- P(a);XQ(A)
- Try
- Q(A);
- Vars
- S(f);N_GUARD,XQ(A)::B(M)
- P(g);N_GUARD,XB(I)::R1(K)
- S(f);SBLOCK::S(L)
- Refutation
- B(d);XP(J)
- Try
- Q(A);
- Vars
- P(g);N_GUARD,XB(I)::R1(K)
- S(f);SBLOCK::S(L)
- S(f);N_GUARD::B(M)
- S(f);N_GUARD::B(M),XS(f)
- Refutation
- B(d);XP(J)
- Try
- Q(A);
- Vars
- P(g);N_GUARD,XB(I)::R1(K)
- S(f);SBLOCK::S(L)
- S(f);N_GUARD::B(M)
- S(f);N_GUARD::B(M),XS(f)
- Refutation
- B(d);XP(J)
- Try
- Q(A);
- Vars
- P(g);N_GUARD,XB(I)::R1(K)
- S(f);SBLOCK::S(L)
- S(f);N_GUARD::B(M)
- S(f);N_GUARD::B(M),XS(f)
- Refutation
- B(d);XP(J)
- Try
- Q(A);
- Vars
- P(g);N_GUARD,XB(I)::R1(K)
- S(f);SBLOCK::S(L)
- S(f);N_GUARD::B(M)
- S(f);N_GUARD::B(M),XS(f)
- Refutation
- B(d);XP(J)
- Try
- Q(A);
- Vars
- P(g);N_GUARD,XB(I)::R1(K)
- S(f);SBLOCK::S(L)
- S(f);N_GUARD::B(M)
- S(f);N_GUARD::B(M),XS(f)
- Refutation
- B(d);XP(J)
- Try
- Q(A);
- Vars
- P(g);N_GUARD,XB(I)::R1(K)
- S(f);SBLOCK::S(L)
- S(f);N_GUARD::B(M)
- S(f);N_GUARD::B(M),XS(f)
- Refutation
- B(d);XP(J)
- Try
- Q(A);
- Vars
- P(g);N_GUARD,XB(I)::R1(K)
- S(f);SBLOCK::S(L)
- S(f);N_GUARD::B(M)
- S(f);N_GUARD::B(M),XS(f)
- Refutation
- B(d);XP(J)
- Try
- Actual
- Q(A);
- Vars
- B(d);SBLOCK,XP(J)::S(G)
- S(f);N_GUARD,XQ(A)::B(M)
- P(g);N_GUARD,XB(I)::R1(K)
- S(f);SBLOCK::S(L)
- S(f);N_GUARD::B(M)
- S(f);N_GUARD::B(M),XS(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).