MESON Chess Problem Database
Problem Display
PID: 57157 (3R1bq1/K2N2p1/p5Q1/3k4/1pn1R3/2B2n1B/2N1P1b1/8 w - - 0 1)
Beechey, H
2nd Comm., Brisbane Courier, 1917-1918
#2
9 + 9
SOLUTION
- SOUND
- Sets
- 1...Qe6
- 2.Qxe6#
- 1...Qh7
- 2.Qe6#
- 1...Qh8
- 2.Qe6#
- 1...Bc5+
- 2.Sb6#
- 1...Se1
- 2.Rd4#
- 1...Sg1
- 2.Rd4#
- 1...Sfd2
- 2.Rd4#
- 1...Sh2
- 2.Rd4#
- 1...Sd4
- 2.Rxd4#
- 1...Sh4
- 2.Rd4#
- 1...Sfe5
- 2.Rd4#
- 1...Sg5
- 2.Rd4#
- 1...Sb2
- 2.Se3#
- 1...Scd2
- 2.Se3#
- 1...Sa3
- 2.Se3#
- 1...Se3
- 2.Sxe3#
- 1...Sa5
- 2.Se3#
- 1...Sce5
- 2.Se3#
- 1...Sb6
- 2.Se3#
- 1...Sd6
- 2.Sxb4#
- 1...Qe6
- Tries
- 1.Bxg2?
- threat
- 2.Rd4#
- 1...Bc5+
- 2.Sb6#
- 1...Qe6
- 2.Qxe6#
- 1...Sd6
- 2.Sxb4#
- 1...Sd4
- 2.Rxd4#
- 2.Re5#
- 1...Bd6!
- threat
- 1.Rxc4?
- threat
- 2.Se3#
- 2.Sb6#
- 2.Qc6#
- 1...Bc5+
- 2.Sb6#
- 2.Rxc5#
- 1...bxc3
- 2.Se3#
- 2.Qc6#
- 1...Qe6
- 2.Sb6#
- 2.Qxe6#
- 1...Bd6
- 2.Se3#
- 2.Sb6#
- 2.Qe4#
- 1...Qf7
- 2.Se3#
- 2.Qc6#
- 1...Sd4
- 2.Se3#
- 2.Rxd4#
- 1...Se5
- 2.Se3#
- 2.Sb6#
- 2.Rd4#
- 1...Kxc4!
- threat
- 1.Rg4?
- threat
- 2.e4#
- 1...Bc5+
- 2.Sb6#
- 1...Bd6
- 2.Qe4#
- 1...Sd6
- 2.Sxb4#
- 1...Se1
- 2.Rd4#
- 1...Sg1
- 2.Rd4#
- 1...Sfd2
- 2.Rd4#
- 1...Sh2
- 2.Rd4#
- 1...Sd4
- 2.Rxd4#
- 1...Sh4
- 2.Rd4#
- 1...Sfe5
- 2.Rd4#
- 1...Sg5
- 2.Rd4#
- 1...Sb2
- 2.Se3#
- 1...Scd2
- 2.Se3#
- 1...Sa3
- 2.Se3#
- 1...Se3
- 2.Sxe3#
- 1...Sa5
- 2.Se3#
- 1...Sce5
- 2.Se3#
- 1...Sb6
- 2.Se3#
- 1...Qe6!
- threat
- 1.Rh4?
- threat
- 2.e4#
- 1...Bc5+
- 2.Sb6#
- 1...Qe6
- 2.Qxe6#
- 1...Bd6
- 2.Qe4#
- 1...Sd6
- 2.Sxb4#
- 1...Se1
- 2.Rd4#
- 1...Sg1
- 2.Rd4#
- 1...Sfd2
- 2.Rd4#
- 1...Sh2
- 2.Rd4#
- 1...Sd4
- 2.Rxd4#
- 1...Sfe5
- 2.Rd4#
- 1...Sg5
- 2.Rd4#
- 1...Sb2
- 2.Se3#
- 1...Scd2
- 2.Se3#
- 1...Sa3
- 2.Se3#
- 1...Se3
- 2.Sxe3#
- 1...Sa5
- 2.Se3#
- 1...Sce5
- 2.Se3#
- 1...Sb6
- 2.Se3#
- 1...Sxh4!
- threat
- 1.Re5+?
- 1...Scxe5
- 2.Se3#
- 1...Sfxe5!
- 1...Scxe5
- 1.Re7?
- threat
- 2.Sxb4#
- 2.e4#
- 1...Bxe7
- 2.e4#
- 1...bxc3
- 2.e4#
- 1...Qe6
- 2.Qxe6#
- 1...Sb2
- 2.Se3#
- 1...Scd2
- 2.Se3#
- 1...Sa3
- 2.Se3#
- 1...Se3
- 2.Sxe3#
- 1...Sa5
- 2.Se3#
- 1...Sce5
- 2.Se3#
- 1...Sb6
- 2.Se3#
- 1...Se1
- 2.Sxb4#
- 1...Sg1
- 2.Sxb4#
- 1...Sfd2
- 2.Sxb4#
- 1...Sh2
- 2.Sxb4#
- 1...Sd4
- 2.Sxb4#
- 1...Sh4
- 2.Sxb4#
- 1...Sfe5
- 2.Sxb4#
- 1...Sg5
- 2.Sxb4#
- 1...b3
- 2.Sb4#
- 2.e4#
- 1...a5
- 2.e4#
- 1...Sd6!
- threat
- 1.Rc8?
- threat
- 2.Qc6#
- 1...Bc5+
- 2.Rxc5#
- 1...Qe6
- 2.Qxe6#
- 1...Sd4
- 2.Rxd4#
- 1...Sfe5
- 2.Rd4#
- 1...Sa5
- 2.Se3#
- 2.Sb6#
- 1...Sce5
- 2.Se3#
- 2.Sb6#
- 1...Sd6
- 2.Se3#
- 2.Sxb4#
- 2.Sb6#
- 2.Rc5#
- 1...Bd6!
- threat
- 1.Rxf8?
- threat
- 2.Sxb4#
- 1...Qxf8
- 2.Qe6#
- 1...bxc3
- 2.Sb4#
- 1...Qe6
- 2.Qxe6#
- 1...b3
- 2.Sb4#
- 1...a5!
- threat
- 1.exf3?
- threat
- 2.Rd4#
- 1...Bc5+
- 2.Sb6#
- 1...Qe6
- 2.Qxe6#
- 1...Sd6
- 2.Sxb4#
- 1...Bd6!
- threat
- 1.Bxg2?
- Keys
- 1.Rf4!
- threat
- 2.e4#
- 1...Bc5+
- 2.Sb6#
- 1...Qe6
- 2.Qxe6#
- 1...Bd6
- 2.Qe4#
- 1...Sd6
- 2.Sxb4#
- 1...Se1
- 2.Rd4#
- 1...Sg1
- 2.Rd4#
- 1...Sfd2
- 2.Rd4#
- 1...Sh2
- 2.Rd4#
- 1...Sd4
- 2.Rxd4#
- 1...Sh4
- 2.Rd4#
- 1...Sfe5
- 2.Rd4#
- 1...Sg5
- 2.Rd4#
- 1...Sb2
- 2.Se3#
- 1...Scd2
- 2.Se3#
- 1...Sa3
- 2.Se3#
- 1...Se3
- 2.Sxe3#
- 1...Sa5
- 2.Se3#
- 1...Sce5
- 2.Se3#
- 1...Sb6
- 2.Se3#
- threat
- 1.Rf4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 2
- Sets
- Q(i);N_GUARD::QAB1(F),XQ(i)
- Q(i);N_GUARD::QAB1(F)
- B(h);CHECK,SBLOCK::R(I)+S(H),DCHECK
- S(b);N_GUARD::R1(E)
- S(b);N_GUARD::R1(E),XS(b)
- S(d);N_GUARD::S(A)
- S(d);N_GUARD::S(A),XS(d)
- S(d);S_CUTB(h)::S(A),XP(c)
- Tries
- Try
- B(D);XB(a)
- Threat
- R1(E)
- Vars
- B(h);CHECK,SBLOCK::R(I)+S(H),DCHECK
- Q(i);N_GUARD::QAB1(F),XQ(i)
- S(d);S_CUTB(h)::S(A),XP(c)
- Refutation
- B(h);
- Try
- R(E);XS(d)
- Threat
- DUALS(3)
- Refutation
- K(e);S_FLIGHT,XR(E)
- Try
- R(E);
- Threat
- P(B)
- Vars
- B(h);CHECK,SBLOCK::R(I)+S(H),DCHECK
- B(h);SBLOCK::QAB1(F)
- S(d);S_CUTB(h)::S(A),XP(c)
- S(b);N_GUARD::R1(E)
- S(b);N_GUARD::R1(E),XS(b)
- S(d);N_GUARD::S(A)
- S(d);N_GUARD::S(A),XS(d)
- Refutation
- Q(i);
- Try
- R(E);
- Threat
- P(B)
- Vars
- B(h);CHECK,SBLOCK::R(I)+S(H),DCHECK
- Q(i);N_GUARD::QAB1(F),XQ(i)
- B(h);SBLOCK::QAB1(F)
- S(d);S_CUTB(h)::S(A),XP(c)
- S(b);N_GUARD::R1(E)
- S(b);N_GUARD::R1(E),XS(b)
- S(d);N_GUARD::S(A)
- S(d);N_GUARD::S(A),XS(d)
- Refutation
- S(b);XR(E)
- Try
- R(E);CHECK
- Vars
- S(d);XR(E)::S(A)
- Refutation
- S(b);XR(E)
- Try
- R(E);
- Threat
- DUALS(2)
- Vars
- B(h);XR(E)::P(B)
- P(c);XB(C)::P(B)
- Q(i);N_GUARD::QAB1(F),XQ(i)
- S(d);N_GUARD::S(A)
- S(d);N_GUARD::S(A),XS(d)
- S(b);::S(A),XP(c)
- P(f);::P(B)
- Refutation
- S(d);
- Try
- R(I);
- Threat
- QAB1(F)
- Vars
- B(h);CHECK,N_GUARD::R1(I),XB(h)
- Q(i);N_GUARD::QAB1(F),XQ(i)
- S(b);N_GUARD::R1(E),XS(b)
- S(b);N_GUARD::R1(E)
- Refutation
- B(h);
- Try
- R(I);XB(h)
- Threat
- S(A),XP(c)
- Vars
- Q(i);N_GUARD,XR(I)::QAB1(F)
- P(c);XB(C)::S(A)
- Q(i);N_GUARD::QAB1(F),XQ(i)
- P(c);::S(A)
- Refutation
- P(f);
- Try
- P(B);XS(b)
- Threat
- R1(E)
- Vars
- B(h);CHECK,SBLOCK::R(I)+S(H),DCHECK
- Q(i);N_GUARD::QAB1(F),XQ(i)
- S(d);S_CUTB(h)::S(A),XP(c)
- Refutation
- B(h);
- Try
- Actual
- R(E);
- Threat
- P(B)
- Vars
- B(h);CHECK,SBLOCK::R(I)+S(H),DCHECK
- Q(i);N_GUARD::QAB1(F),XQ(i)
- B(h);SBLOCK::QAB1(F)
- S(d);S_CUTB(h)::S(A),XP(c)
- S(b);N_GUARD::R1(E)
- S(b);N_GUARD::R1(E),XS(b)
- S(d);N_GUARD::S(A)
- S(d);N_GUARD::S(A),XS(d)
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).