MESON Chess Problem Database
Problem Display
PID: 271527 (8/B2p1B2/p1p1r3/1kP2n2/1P2nr2/K2p4/1N1PN3/6Q1 w - - 0 1)
Bennett, Frederick
The Problemist, 1956
#2
9 + 9
SOLUTION
- SOUND
- Sets
- 1...Re5
- 2.Bc4#
- 1...Rd6
- 2.Bc4#
- 1...Rf6
- 2.Bc4#
- 1...Rg6
- 2.Bc4#
- 1...Rh6
- 2.Bc4#
- 1...Re7
- 2.Bc4#
- 1...Re8
- 2.Bc4#
- 1...Sxd2
- 2.Sc3#
- 1...Sf2
- 2.Sc3#
- 1...Sc3
- 2.Sxc3#
- 1...Seg3
- 2.Sc3#
- 1...Sxc5
- 2.Sc3#
- 2.Qxc5#
- 1...Sg5
- 2.Sc3#
- 1...Sed6
- 2.Sc3#
- 1...Sf6
- 2.Sc3#
- 1...Se3
- 2.Sd4#
- 1...Sfg3
- 2.Sd4#
- 1...Sd4
- 2.Sxd4#
- 1...Sh4
- 2.Sd4#
- 1...Sfd6
- 2.Sd4#
- 1...Sh6
- 2.Sd4#
- 1...Se7
- 2.Sd4#
- 1...Sg7
- 2.Sd4#
- 1...Re5
- Tries
- 1.Qe3?
- threat
- 2.Qxd3#
- 1...Sxd2
- 2.Sc3#
- 1...Sxc5
- 2.Sc3#
- 2.Qxc5#
- 1...Sxe3
- 2.Sd4#
- 1...dxe2
- 2.Qxe2#
- 2.Qd3#
- 1...Rd6
- 2.Bc4#
- 1...Sf2
- 2.Sc3#
- 1...Sc3
- 2.Sxc3#
- 1...Seg3
- 2.Sc3#
- 1...Sg5
- 2.Sc3#
- 1...Sed6
- 2.Sc3#
- 1...Sf6
- 2.Sc3#
- 1...Sfd6
- 2.Sd4#
- 1...Rf3!
- threat
- 1.Qb1?
- threat
- 2.Qxd3#
- 1...Sxd2
- 2.Sc3#
- 1...Sxc5
- 2.Sc3#
- 1...dxe2
- 2.Qd3#
- 1...Rd6
- 2.Bc4#
- 1...Sf2
- 2.Sc3#
- 1...Sc3
- 2.Sxc3#
- 1...Seg3
- 2.Sc3#
- 1...Sg5
- 2.Sc3#
- 1...Sed6
- 2.Sc3#
- 1...Sf6
- 2.Sc3#
- 1...Se3
- 2.Sd4#
- 1...Sfd6
- 2.Sd4#
- 1...Rf3!
- threat
- 1.Qc1?
- threat
- 2.Qc4#
- 1...Sxd2
- 2.Sc3#
- 1...Sxc5
- 2.Sc3#
- 2.Qxc5#
- 1...Sf2
- 2.Sc3#
- 1...Sc3
- 2.Sxc3#
- 1...Seg3
- 2.Sc3#
- 1...Sg5
- 2.Sc3#
- 1...Sed6
- 2.Sc3#
- 1...Sf6
- 2.Sc3#
- 1...Se3
- 2.Sd4#
- 1...Sfd6
- 2.Sd4#
- 1...d5!
- threat
- 1.Qd1?
- threat
- 2.Qa4#
- 1...Sxc5
- 2.Sc3#
- 1...Sc3
- 2.Sxc3#
- 1...a5!
- threat
- 1.Qg8?
- threat
- 2.Qb8#
- 1...Sxc5
- 2.Sc3#
- 1...Re8
- 2.Bc4#
- 1...Sed6
- 2.Sc3#
- 1...Sfd6
- 2.Sd4#
- 1...a5!
- threat
- 1.Qe3?
- Keys
- 1.Qg3!
- threat
- 2.Qxd3#
- 1...Sxd2
- 2.Sc3#
- 1...Sexg3
- 2.Sc3#
- 1...Sxc5
- 2.Sc3#
- 1...Sfxg3
- 2.Sd4#
- 1...dxe2
- 2.Qd3#
- 1...Rf3
- 2.Qb8#
- 1...Rd6
- 2.Bc4#
- 1...Sf2
- 2.Sc3#
- 1...Sc3
- 2.Sxc3#
- 1...Sg5
- 2.Sc3#
- 1...Sed6
- 2.Sc3#
- 1...Sf6
- 2.Sc3#
- 1...Se3
- 2.Sd4#
- 1...Sfd6
- 2.Sd4#
- threat
- 1.Qg3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 11
- Sets
- R(h);OGATE::B(I)
- S(b);N_GUARD,XP(C)::S(D)
- S(b);N_GUARD::S(D)
- S(b);N_GUARD::S(D),XS(b)
- S(e);N_GUARD::S(D)
- S(e);N_GUARD::S(D),XS(e)
- Tries
- Try
- Q(A);
- Threat
- QAB(A),XP(a)
- Vars
- S(b);N_GUARD,XP(C)::S(D)
- S(e);N_GUARD,XQ(A)::S(D)
- R(h);OGATE::B(I)
- S(b);N_GUARD::S(D)
- S(b);N_GUARD::S(D),XS(b)
- S(e);N_GUARD::S(D)
- Refutation
- R(c);
- Try
- Q(A);
- Threat
- QAB(A),XP(a)
- Vars
- S(b);N_GUARD,XP(C)::S(D)
- S(b);N_GUARD,XP(G)::S(D)
- P(a);XS(D)::QAB(A)
- R(h);OGATE::B(I)
- S(b);N_GUARD::S(D)
- S(b);N_GUARD::S(D),XS(b)
- S(e);N_GUARD::S(D)
- Refutation
- R(c);
- Try
- Q(A);
- Threat
- QAB1(A)
- Vars
- S(b);N_GUARD,XP(C)::S(D)
- S(b);N_GUARD::S(D)
- S(b);N_GUARD::S(D),XS(b)
- S(e);N_GUARD::S(D)
- Refutation
- P(i);
- Try
- Q(A);
- Threat
- QAB1(A)
- Vars
- S(b);N_GUARD,XP(G)::S(D)
- S(b);N_GUARD::S(D),XS(b)
- Refutation
- P(f);
- Try
- Q(A);
- Threat
- QAR(A)
- Vars
- S(b);N_GUARD,XP(G)::S(D)
- R(h);OGATE::B(I)
- S(b);N_GUARD::S(D)
- S(e);N_GUARD::S(D)
- Refutation
- P(f);
- Try
- Actual
- Q(A);
- Threat
- QAB(A),XP(a)
- Vars
- S(b);N_GUARD,XP(C)::S(D)
- S(b);N_GUARD,XQ(A)::S(D)
- S(b);N_GUARD,XP(G)::S(D)
- S(e);N_GUARD,XQ(A)::S(D)
- P(a);XS(D)::QAB(A)
- R(c);OGATE::QAR(A)
- R(h);OGATE::B(I)
- S(b);N_GUARD::S(D)
- S(b);N_GUARD::S(D),XS(b)
- S(e);N_GUARD::S(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).