MESON Chess Problem Database
Problem Display
PID: 55926 (1bK1N3/4Nb2/2p2R1B/3Pk2r/1n1p4/4pP1p/1QR4q/7r w - - 0 1)
Vetter, Hans
4th HM., Brisbane Courier, 1913
#2
9 + 11
| 14868 | Pirnie Collection | 2014 |
SOLUTION
- SOUND
- Sets
- 1...Qg1
- 2.Bf4#
- 1...Qf4
- 2.Bxf4#
- 1...Qxc2
- 2.Bf4#
- 1...Qd2
- 2.Bf4#
- 1...Qe2
- 2.Bf4#
- 1...Qf2
- 2.Bf4#
- 1...Qg2
- 2.Bf4#
- 1...Rh4
- 2.Rf5#
- 1...Rf5
- 2.Rxf5#
- 1...Rxh6
- 2.Rf5#
- 1...Bxd5
- 2.Sg6#
- 1...Be6+
- 2.Rxe6#
- 1...Bg6
- 2.Re6#
- 1...Bxe8
- 2.Re6#
- 1...Sa2
- 2.Qxb8#
- 1...Sxc2
- 2.Qxb8#
- 1...Sd3
- 2.Qxb8#
- 1...Sxd5
- 2.Sxc6#
- 1...Qg1
- Tries
- 1.Sxc6+?
- 1...Kxd5
- 2.Qxd4#
- 2.Qb3#
- 1...Sxc6!
- 1...Kxd5
- 1.Sg6+?
- 1...Kxd5
- 2.Qb3#
- 1...Bxg6!
- 1...Kxd5
- 1.Re2?
- threat
- 2.Rxe3#
- 1...Be6+
- 2.Rxe6#
- 1...Qxe2
- 2.Bf4#
- 1...Bxd5
- 2.Sg6#
- 1...Bxe8
- 2.Re6#
- 1...Sxd5
- 2.Sxc6#
- 1...Qg1
- 2.Bf4#
- 1...Qf4
- 2.Bxf4#
- 1...Qf2
- 2.Bf4#
- 1...Rh4
- 2.Rf5#
- 1...Bg6
- 2.Re6#
- 1...Sc2
- 2.Qxb8#
- 1...Re1!
- threat
- 1.Rxh2?
- threat
- 2.Bf4#
- 1...Be6+
- 2.Rxe6#
- 1...Rxh6
- 2.Rf5#
- 1...Bxe8
- 2.Re6#
- 1...Sxd5
- 2.Sxc6#
- 1...Rh4
- 2.Rf5#
- 1...Rf5
- 2.Rxf5#
- 1...Sd3
- 2.Qxb8#
- 1...Rg5!
- threat
- 1.Sxc6+?
- Keys
- 1.Rc3!
- threat
- 2.Rxe3#
- 1...Be6+
- 2.Rxe6#
- 1...Qxb2
- 2.Bf4#
- 1...Bxd5
- 2.Sg6#
- 1...Bxe8
- 2.Re6#
- 1...Sxd5
- 2.Sxc6#
- 1...dxc3
- 2.Qxc3#
- 1...d3
- 2.Rc2#
- 1...Qg1
- 2.Bf4#
- 1...Qf4
- 2.Bxf4#
- 1...Qc2
- 2.Bf4#
- 1...Qd2
- 2.Bf4#
- 1...Qe2
- 2.Bf4#
- 1...Qf2
- 2.Bf4#
- 1...Re1
- 2.Qxh2#
- 1...Rh4
- 2.Rf5#
- 1...Bg6
- 2.Re6#
- 1...Sc2
- 2.Qxb8#
- 1...Sd3
- 2.Qxb8#
- 1...e2
- 2.Re3#
- threat
- 1.Rc3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 5
- REMOVED MATES = 4
- Sets
- Q(b);N_GUARD::B(F)
- Q(b);N_GUARD::B(F),XQ(b)
- Q(b);N_GUARD,XR(B)::B(F)
- R(h);N_GUARD::R1(E)
- R(h);N_GUARD::R1(E),XR(h)
- R(h);N_GUARD,XB(F)::R1(E)
- B(j);N_GUARD,SBLOCK,XP(D)::S(G)
- B(j);CHECK,N_GUARD::R1(E),XB(j)
- B(j);N_GUARD::R1(E)
- B(j);N_GUARD,XS(I)::R1(E)
- S(e);OGATE::QAB(A),XB(k)
- S(e);OGATE,XR(B)::QAB(A),XB(k)
- S(e);N_GUARD,SBLOCK,XP(D)::S(G),XP(i)
- Tries
- Try
- S(G);CHECK,XP(i)
- Refutation
- S(e);XS(G)
- Try
- S(G);CHECK
- Vars
- K(g);N_SPINP(f),P-FLIGHT,XP(D)::QAB(A)
- Refutation
- B(j);XS(G)
- Try
- R(B);N_PINP(f),P_PINP(c)
- Threat
- R(B),XP(c)
- Vars
- B(j);CHECK,N_GUARD::R1(E),XB(j)
- Q(b);N_GUARD,N_SPINP(c),P_SPINP(f),XR(B)::B(F)
- B(j);N_GUARD,SBLOCK,XP(D)::S(G)
- B(j);N_GUARD,XS(I)::R1(E)
- S(e);N_GUARD,SBLOCK,XP(D)::S(G),XP(i)
- Q(b);N_GUARD::B(F)
- Q(b);N_GUARD::B(F),XQ(b)
- R(h);N_GUARD::R1(E)
- B(j);N_GUARD::R1(E)
- S(e);OGATE::QAB(A),XB(k)
- Refutation
- R(a);
- Try
- R(B);XQ(b)
- Threat
- B(F)
- Vars
- B(j);CHECK,N_GUARD::R1(E),XB(j)
- R(h);N_GUARD,XB(F)::R1(E)
- B(j);N_GUARD,XS(I)::R1(E)
- S(e);N_GUARD,SBLOCK,XP(D)::S(G),XP(i)
- R(h);N_GUARD::R1(E)
- R(h);N_GUARD::R1(E),XR(h)
- S(e);OGATE::QAB(A),XB(k)
- Refutation
- R(h);
- Try
- Actual
- R(B);N_PINP(f)
- Threat
- R(B),XP(c)
- Vars
- B(j);CHECK,N_GUARD::R1(E),XB(j)
- Q(b);N_GUARD,XQ(A)::B(F)
- B(j);N_GUARD,SBLOCK,XP(D)::S(G)
- B(j);N_GUARD,XS(I)::R1(E)
- S(e);N_GUARD,SBLOCK,XP(D)::S(G),XP(i)
- P(f);OGATE,P_SPINP(f),XR(B)::QAB(A),XP(f)
- P(f);OGATEB::QAB(A)+R(B)
- Q(b);N_GUARD::B(F)
- Q(b);N_GUARD::B(F),XQ(b)
- R(a);N_GUARD::QAB(A),XQ(b)
- R(h);N_GUARD::R1(E)
- B(j);N_GUARD::R1(E)
- S(e);OGATE::QAB(A),XB(k)
- P(c);::R(B)
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).