MESON Chess Problem Database
Problem Display
PID: 269624 (1QnB2bN/3p2p1/2Rrp1BR/3pk1P1/3Np3/4KP2/4n1P1/8 w - - 0 1)
Bielefeldt, German
Torres, Rene
Garzon-60 JT (Problemas), 2023
#2
11 + 10
SOLUTION
- SOUND
- Sets
- 1...Bf7
- 2.Sxf7#
- 1...Bh7
- 2.Sf7#
- 1...Sc1
- 2.f4#
- 1...Sg1
- 2.f4#
- 1...Sc3
- 2.f4#
- 1...Sg3
- 2.f4#
- 1...Sxd4
- 2.f4#
- 1...Sb6
- 2.Qxd6#
- 1...Sa7
- 2.Qxd6#
- 1...Se7
- 2.Qxd6#
- 1...exf3
- 2.Sxf3#
- 1...dxc6
- 2.Sxc6#
- 1...gxh6
- 2.Bf6#
- 1...Bf7
- Tries
- 1.Bxe4?
- threat
- 2.Sg6#
- 1...dxe4
- 2.Rc5#
- 1...Bf7
- 2.Sxf7#
- 1...Bh7
- 2.Sf7#
- 1...Se7
- 2.Qxd6#
- 1...g6
- 2.Sxg6#
- 2.Bf6#
- 1...Sf4!
- threat
- 1.Bh7?
- threat
- 2.Sg6#
- 1...Bxh7
- 2.Sf7#
- 1...Sxd4
- 2.f4#
- 1...Bf7
- 2.Sxf7#
- 1...Se7
- 2.Qxd6#
- 1...g6
- 2.Sxg6#
- 2.Bf6#
- 1...Sf4!
- threat
- 1.Be7?
- 1...Sxd4
- 2.f4#
- 1...Sxe7
- 2.Qxd6#
- 1...exf3
- 2.Sxf3#
- 1...dxc6
- 2.Sxc6#
- 1...gxh6
- 2.Bf6#
- 1...Bf7
- 2.Sxf7#
- 1...Bh7
- 2.Sf7#
- 1...Sc1
- 2.f4#
- 1...Sg1
- 2.f4#
- 1...Sc3
- 2.f4#
- 1...Sg3
- 2.f4#
- 1...Sb6
- 2.Bxd6#
- 2.Qxd6#
- 1...Sa7
- 2.Bxd6#
- 2.Qxd6#
- 1...Sf4!
- 1...Sxd4
- 1.Rxd6?
- threat
- 2.Rxe6#
- 1...Sxd4
- 2.f4#
- 1...Sxd6!
- threat
- 1.Rxc8?
- 1...Sxd4
- 2.f4#
- 1...exf3
- 2.Sxf3#
- 1...gxh6
- 2.Bf6#
- 1...Bf7
- 2.Sxf7#
- 1...Bh7
- 2.Sf7#
- 1...Sc1
- 2.f4#
- 1...Sg1
- 2.f4#
- 1...Sc3
- 2.f4#
- 1...Sg3
- 2.f4#
- 1...Sf4!
- 1...Sxd4
- 1.Rh1?
- 1...Sxd4
- 2.f4#
- 1...exf3
- 2.Sxf3#
- 1...dxc6
- 2.Sxc6#
- 1...Bf7
- 2.Sxf7#
- 1...Bh7
- 2.Sf7#
- 1...Sc1
- 2.f4#
- 1...Sg1
- 2.f4#
- 1...Sc3
- 2.f4#
- 1...Sg3
- 2.f4#
- 1...Sb6
- 2.Qxd6#
- 1...Sa7
- 2.Qxd6#
- 1...Se7
- 2.Qxd6#
- 1...Sf4!
- 1...Sxd4
- 1.Rh2?
- 1...Sxd4
- 2.f4#
- 1...exf3
- 2.Sxf3#
- 1...dxc6
- 2.Sxc6#
- 1...Bf7
- 2.Sxf7#
- 1...Bh7
- 2.Sf7#
- 1...Sc1
- 2.f4#
- 1...Sg1
- 2.f4#
- 1...Sc3
- 2.f4#
- 1...Sg3
- 2.f4#
- 1...Sb6
- 2.Qxd6#
- 1...Sa7
- 2.Qxd6#
- 1...Se7
- 2.Qxd6#
- 1...Sf4!
- 1...Sxd4
- 1.Rh3?
- 1...Sxd4
- 2.f4#
- 1...exf3
- 2.Sxf3#
- 1...dxc6
- 2.Sxc6#
- 1...Bf7
- 2.Sxf7#
- 1...Bh7
- 2.Sf7#
- 1...Sc1
- 2.f4#
- 1...Sg1
- 2.f4#
- 1...Sc3
- 2.f4#
- 1...Sg3
- 2.f4#
- 1...Sb6
- 2.Qxd6#
- 1...Sa7
- 2.Qxd6#
- 1...Se7
- 2.Qxd6#
- 1...Sf4!
- 1...Sxd4
- 1.Rh4?
- 1...Sxd4
- 2.f4#
- 1...exf3
- 2.Sxf3#
- 1...dxc6
- 2.Sxc6#
- 1...Bf7
- 2.Sxf7#
- 1...Bh7
- 2.Sf7#
- 1...Sc1
- 2.f4#
- 1...Sg1
- 2.f4#
- 1...Sc3
- 2.f4#
- 1...Sg3
- 2.f4#
- 1...Sb6
- 2.Qxd6#
- 1...Sa7
- 2.Qxd6#
- 1...Se7
- 2.Qxd6#
- 1...Sf4!
- 1...Sxd4
- 1.Rh5?
- 1...Sxd4
- 2.f4#
- 1...exf3
- 2.Sxf3#
- 1...dxc6
- 2.Sxc6#
- 1...Bf7
- 2.Sxf7#
- 1...Bh7
- 2.Sf7#
- 1...Sc1
- 2.f4#
- 1...Sg1
- 2.f4#
- 1...Sc3
- 2.f4#
- 1...Sg3
- 2.f4#
- 1...Sb6
- 2.Qxd6#
- 1...Sa7
- 2.Qxd6#
- 1...Se7
- 2.Qxd6#
- 1...Sf4!
- 1...Sxd4
- 1.Rh7?
- 1...Bxh7
- 2.Sf7#
- 1...Sxd4
- 2.f4#
- 1...exf3
- 2.Sxf3#
- 1...dxc6
- 2.Sxc6#
- 1...Bf7
- 2.Sxf7#
- 1...Sc1
- 2.f4#
- 1...Sg1
- 2.f4#
- 1...Sc3
- 2.f4#
- 1...Sg3
- 2.f4#
- 1...Sb6
- 2.Qxd6#
- 1...Sa7
- 2.Qxd6#
- 1...Se7
- 2.Qxd6#
- 1...Sf4!
- 1...Bxh7
- 1.Qc7?
- 1...Sxd4
- 2.f4#
- 1...exf3
- 2.Sxf3#
- 1...dxc6
- 2.Sxc6#
- 2.Qxg7#
- 1...gxh6
- 2.Bf6#
- 1...Bf7
- 2.Sxf7#
- 1...Bh7
- 2.Sf7#
- 1...Sc1
- 2.f4#
- 1...Sg1
- 2.f4#
- 1...Sc3
- 2.f4#
- 1...Sg3
- 2.f4#
- 1...Sb6
- 2.Qxd6#
- 1...Sa7
- 2.Qxd6#
- 1...Se7
- 2.Qxd6#
- 1...Sf4!
- 1...Sxd4
- 1.g4?
- 1...Sxd4
- 2.f4#
- 1...exf3
- 2.Sxf3#
- 1...dxc6
- 2.Sxc6#
- 1...gxh6
- 2.Bf6#
- 1...Bf7
- 2.Sxf7#
- 1...Bh7
- 2.Sf7#
- 1...Sc1
- 2.f4#
- 1...Sg1
- 2.f4#
- 1...Sc3
- 2.f4#
- 1...Sg3
- 2.f4#
- 1...Sb6
- 2.Qxd6#
- 1...Sa7
- 2.Qxd6#
- 1...Se7
- 2.Qxd6#
- 1...Sf4!
- 1...Sxd4
- 1.Bxe4?
- Keys
- 1.g3!
- 1...Sxg3
- 2.f4#
- 1...Sxd4
- 2.f4#
- 1...exf3
- 2.Sxf3#
- 1...dxc6
- 2.Sxc6#
- 1...gxh6
- 2.Bf6#
- 1...Sf4
- 2.gxf4#
- 1...Bf7
- 2.Sxf7#
- 1...Bh7
- 2.Sf7#
- 1...Sc1
- 2.f4#
- 1...Sg1
- 2.f4#
- 1...Sc3
- 2.f4#
- 1...Sb6
- 2.Qxd6#
- 1...Sa7
- 2.Qxd6#
- 1...Se7
- 2.Qxd6#
- 1...Sxg3
- 1.g3!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- B(j);N_GUARD::S(K),XB(j)
- B(j);N_GUARD::S(K)
- S(a);N_GUARD::P(C)
- S(a);N_GUARD,XS(D)::P(C)
- S(i);N_GUARD::QAB1(I),XR(e)
- P(b);XP(C)::S(D),XP(b)
- P(g);XR(F)::S(D),XP(g)
- P(h);N_GUARD,XR(H)::B(J)
- Tries
- Try
- B(G);XP(b)
- Threat
- S(K)
- Vars
- P(c);OGATEB,XB(G)::R(F)
- B(j);N_GUARD::S(K),XB(j)
- B(j);N_GUARD::S(K)
- S(i);N_GUARD::QAB1(I),XR(e)
- Refutation
- S(a);
- Try
- B(G);
- Threat
- S(K)
- Vars
- B(j);N_GUARD,XB(G)::S(K)
- S(a);N_GUARD,XS(D)::P(C)
- B(j);N_GUARD::S(K),XB(j)
- S(i);N_GUARD::QAB1(I),XR(e)
- Refutation
- S(a);
- Try
- B(J);
- Vars
- S(a);N_GUARD,XS(D)::P(C)
- S(i);N_GUARD,XB(J)::QAB1(I),XR(e)
- P(b);XP(C)::S(D),XP(b)
- P(g);XR(F)::S(D),XP(g)
- P(h);N_GUARD,XR(H)::B(J)
- B(j);N_GUARD::S(K),XB(j)
- B(j);N_GUARD::S(K)
- S(a);N_GUARD::P(C)
- Refutation
- S(a);
- Try
- R(F);XR(e)
- Threat
- QAB(I)+R(F),DCHECK,XP(f)
- Vars
- S(a);N_GUARD,XS(D)::P(C)
- Refutation
- S(i);P_SPINS(i),XR(F)
- Try
- R(F);XS(i)
- Vars
- S(a);N_GUARD,XS(D)::P(C)
- P(b);XP(C)::S(D),XP(b)
- P(h);N_GUARD,XR(H)::B(J)
- B(j);N_GUARD::S(K),XB(j)
- B(j);N_GUARD::S(K)
- S(a);N_GUARD::P(C)
- Refutation
- S(a);
- Try
- R(H);
- Vars
- S(a);N_GUARD,XS(D)::P(C)
- P(b);XP(C)::S(D),XP(b)
- P(g);XR(F)::S(D),XP(g)
- B(j);N_GUARD::S(K),XB(j)
- B(j);N_GUARD::S(K)
- S(a);N_GUARD::P(C)
- S(i);N_GUARD::QAB1(I),XR(e)
- Refutation
- S(a);
- Try
- R(H);
- Vars
- S(a);N_GUARD,XS(D)::P(C)
- P(b);XP(C)::S(D),XP(b)
- P(g);XR(F)::S(D),XP(g)
- B(j);N_GUARD::S(K),XB(j)
- B(j);N_GUARD::S(K)
- S(a);N_GUARD::P(C)
- S(i);N_GUARD::QAB1(I),XR(e)
- Refutation
- S(a);
- Try
- R(H);
- Vars
- S(a);N_GUARD,XS(D)::P(C)
- P(b);XP(C)::S(D),XP(b)
- P(g);XR(F)::S(D),XP(g)
- B(j);N_GUARD::S(K),XB(j)
- B(j);N_GUARD::S(K)
- S(a);N_GUARD::P(C)
- S(i);N_GUARD::QAB1(I),XR(e)
- Refutation
- S(a);
- Try
- R(H);
- Vars
- S(a);N_GUARD,XS(D)::P(C)
- P(b);XP(C)::S(D),XP(b)
- P(g);XR(F)::S(D),XP(g)
- B(j);N_GUARD::S(K),XB(j)
- B(j);N_GUARD::S(K)
- S(a);N_GUARD::P(C)
- S(i);N_GUARD::QAB1(I),XR(e)
- Refutation
- S(a);
- Try
- R(H);
- Vars
- S(a);N_GUARD,XS(D)::P(C)
- P(b);XP(C)::S(D),XP(b)
- P(g);XR(F)::S(D),XP(g)
- B(j);N_GUARD::S(K),XB(j)
- B(j);N_GUARD::S(K)
- S(a);N_GUARD::P(C)
- S(i);N_GUARD::QAB1(I),XR(e)
- Refutation
- S(a);
- Try
- R(H);
- Vars
- B(j);N_GUARD,XR(H)::S(K)
- S(a);N_GUARD,XS(D)::P(C)
- P(b);XP(C)::S(D),XP(b)
- P(g);XR(F)::S(D),XP(g)
- B(j);N_GUARD::S(K),XB(j)
- S(a);N_GUARD::P(C)
- S(i);N_GUARD::QAB1(I),XR(e)
- Refutation
- S(a);
- Try
- Q(I);
- Vars
- S(a);N_GUARD,XS(D)::P(C)
- P(b);XP(C)::S(D),XP(b)
- P(h);N_GUARD,XR(H)::B(J)
- B(j);N_GUARD::S(K),XB(j)
- B(j);N_GUARD::S(K)
- S(a);N_GUARD::P(C)
- S(i);N_GUARD::QAB1(I),XR(e)
- Refutation
- S(a);
- Try
- P(A);
- Vars
- S(a);N_GUARD,XS(D)::P(C)
- P(b);XP(C)::S(D),XP(b)
- P(g);XR(F)::S(D),XP(g)
- P(h);N_GUARD,XR(H)::B(J)
- B(j);N_GUARD::S(K),XB(j)
- B(j);N_GUARD::S(K)
- S(a);N_GUARD::P(C)
- S(i);N_GUARD::QAB1(I),XR(e)
- Refutation
- S(a);
- Try
- Actual
- P(A);
- Vars
- S(a);N_GUARD,XP(A)::P(C)
- S(a);N_GUARD,XS(D)::P(C)
- P(b);XP(C)::S(D),XP(b)
- P(g);XR(F)::S(D),XP(g)
- P(h);N_GUARD,XR(H)::B(J)
- S(a);OGATE::P(A),XS(a)
- B(j);N_GUARD::S(K),XB(j)
- B(j);N_GUARD::S(K)
- S(a);N_GUARD::P(C)
- S(i);N_GUARD::QAB1(I),XR(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).