MESON Chess Problem Database
Problem Display
PID: 50711 (6Q1/3p3p/K3p2p/1N1R3P/4k3/1P3p2/2n5/1BBnN3 w - - 0 1)
Daniel, Arthur William
Chess Amateur (The), 1907
#2
9 + 8
SOLUTION
- SOUND
- Sets
- 1...Sb2
- 2.Sc3#
- 1...Sf2
- 2.Sc3#
- 1...Sc3
- 2.Sxc3#
- 1...f2
- 2.Qg2#
- 1...e5
- 2.Sd6#
- 2.Bxc2#
- 1...d6
- 2.Qxe6#
- 1...Sb2
- Tries
- 1.Sc7?
- threat
- 2.Bxc2#
- 2.Qxh7#
- 2.Qg4#
- 1...exd5
- 2.Qxd5#
- 1...Sb2
- 2.Qxh7#
- 2.Qg4#
- 1...Sf2
- 2.Qxh7#
- 1...Se3!
- threat
- 1.Rc5?
- threat
- 2.Bxc2#
- 2.Qxh7#
- 2.Qg4#
- 1...d5
- 2.Qxe6#
- 1...Sb2
- 2.Qxh7#
- 2.Qg4#
- 1...Sf2
- 2.Qxh7#
- 1...Se3!
- threat
- 1.Qf7?
- threat
- 2.Qxf3#
- 1...exd5
- 2.Qf4#
- 1...f2
- 2.Qf3#
- 1...Kxd5!
- threat
- 1.Qg3?
- threat
- 2.Re5#
- 2.Qe5#
- 2.Qxf3#
- 1...exd5
- 2.Bxc2#
- 2.Qf4#
- 1...e5
- 2.Rxe5#
- 2.Qxe5#
- 2.Qxf3#
- 1...f2
- 2.Re5#
- 2.Qe5#
- 2.Qg2#
- 2.Qd3#
- 2.Qf3#
- 1...d6
- 2.Qxf3#
- 1...Kxd5!
- threat
- 1.Qg5?
- threat
- 2.Sd6#
- 2.Bxc2#
- 2.Rd4#
- 2.Re5#
- 2.Qe5#
- 1...exd5
- 2.Bxc2#
- 2.Qf4#
- 1...e5
- 2.Rxe5#
- 2.Qxe5#
- 1...Sb2
- 2.Sc3#
- 2.Sd6#
- 2.Rd4#
- 2.Re5#
- 2.Qe5#
- 1...Sf2
- 2.Sc3#
- 2.Sd6#
- 2.Rd4#
- 2.Re5#
- 2.Qe5#
- 1...Se3
- 2.Sc3#
- 2.Sd6#
- 2.Rd4#
- 2.Re5#
- 2.Qe5#
- 1...d6
- 2.Sxd6#
- 2.Bxc2#
- 2.Rd4#
- 1...hxg5!
- threat
- 1.Qg7?
- threat
- 2.Re5#
- 2.Qd4#
- 2.Qe5#
- 1...exd5
- 2.Sd6#
- 2.Bxc2#
- 1...Se3
- 2.Qd4#
- 2.Qe5#
- 1...e5
- 2.Rxe5#
- 2.Qxe5#
- 1...d6
- 2.Qd4#
- 1...Kxd5!
- threat
- 1.Qf8?
- threat
- 2.Qxf3#
- 1...exd5
- 2.Qf4#
- 1...f2
- 2.Qf3#
- 1...Kxd5!
- threat
- 1.Qh8?
- threat
- 2.Re5#
- 2.Qd4#
- 2.Qe5#
- 1...exd5
- 2.Sd6#
- 2.Bxc2#
- 1...Se3
- 2.Qd4#
- 2.Qe5#
- 1...e5
- 2.Rxe5#
- 2.Qxe5#
- 1...d6
- 2.Qd4#
- 1...Kxd5!
- threat
- 1.Sc7?
- Keys
- 1.Sd3!
- 1...Sb4+
- 2.Sxb4#
- 1...Kxd5
- 2.Qa8#
- 1...exd5
- 2.Qxh7#
- 1...f2
- 2.Qg2#
- 1...Sb2
- 2.Sc3#
- 1...Sf2
- 2.Sc3#
- 1...Sc3
- 2.Sxc3#
- 1...Sde3
- 2.Sc3#
- 1...Sa1
- 2.Re5#
- 1...Se1
- 2.Re5#
- 1...Sa3
- 2.Re5#
- 1...Sce3
- 2.Re5#
- 1...Sd4
- 2.Re5#
- 1...e5
- 2.Sd6#
- 1...d6
- 2.Qxe6#
- 1...Sb4+
- 1.Sd3!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 10
- REMOVED MATES = 0
- Sets
- S(a);N_GUARD::S(E)
- S(a);N_GUARD::S(E),XS(a)
- P(c);OGATEB::QAB(I)
- P(g);N_GUARD::QAR2(I),XP(e)
- Tries
- Try
- S(E);
- Threat
- DUALS(3)
- Vars
- P(e);OGATE,XR(F)::QAB1(I),XP(e)
- S(a);::QAB(I),XP(h)
- Refutation
- S(a);
- Try
- R(F);
- Threat
- DUALS(3)
- Vars
- P(g);N_GUARD::QAR2(I),XP(e)
- S(a);::QAB(I),XP(h)
- Refutation
- S(a);
- Try
- Q(I);
- Threat
- QAB1(I),XP(c)
- Vars
- P(e);SBLOCK,XR(F)::QAR1(I)
- P(c);::QAB1(I)
- Refutation
- K(d);N_SPINS(b),P_SPINP(e),S_FLIGHT,XR(F)
- Try
- Q(I);
- Threat
- DUALS(3)
- Vars
- P(g);::QAB1(I),XP(c)
- Refutation
- K(d);N_SPINS(b),S_FLIGHT,XR(F)
- Try
- Q(I);
- Threat
- DUALS(5)
- Refutation
- P(f);XQ(I)
- Try
- Q(I);
- Threat
- DUALS(3)
- Vars
- P(g);::QAR1(I)
- Refutation
- K(d);N_SPINS(b),S_FLIGHT,XR(F)
- Try
- Q(I);
- Threat
- QAB1(I),XP(c)
- Vars
- P(e);SBLOCK,XR(F)::QAR1(I)
- P(c);::QAB1(I)
- Refutation
- K(d);N_SPINS(b),S_FLIGHT,XR(F)
- Try
- Q(I);
- Threat
- DUALS(3)
- Vars
- P(g);::QAR1(I)
- Refutation
- K(d);N_SPINS(b),S_FLIGHT,XR(F)
- Try
- Actual
- S(C);N_PINS(b)
- Vars
- S(b);CHECK::B(A)+S(C),XS(b)
- K(d);OGATEB,P_SPINP(e),S_FLIGHT,XR(F)::QAB(I)
- P(e);SBLOCK,XR(F)::QAB(I),XP(h)
- P(c);OGATEB::QAB(I)
- S(a);N_GUARD::S(E)
- S(a);N_GUARD::S(E),XS(a)
- S(b);::R1(F)
- P(e);::S(E)
- P(g);N_GUARD::QAR2(I),XP(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).