MESON Chess Problem Database
Problem Display
PID: 204665 (4R2B/2p2b2/4n3/5np1/4Bkp1/Q1p3N1/2NP3K/8 w - - 0 1)
Banny, Dimitry Nikolaevich
Freie Presse, 1997
#2
8 + 8
| 15148 | Sadier Collection | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Se3
- 2.dxe3#
- 1...Sd4
- 2.Be5#
- 1...Sc5
- 2.Se2#
- 2.Be5#
- 1...Sg7
- 2.Se2#
- 1...Sd8
- 2.Se2#
- 2.Be5#
- 1...Sf8
- 2.Se2#
- 2.Be5#
- 1...Se3
- Tries
- 1.Se1?
- threat
- 2.Sg2#
- 2.Sd3#
- 1...cxd2
- 2.Sg2#
- 1...Sfg7
- 2.Sd3#
- 1...Se3
- 2.Sd3#
- 1...Sh4
- 2.Sd3#
- 1...Sc5
- 2.Sg2#
- 2.Se2#
- 2.Be5#
- 1...Sxg3!
- threat
- 1.Sb4?
- threat
- 2.Sd3#
- 2.Sd5#
- 1...cxd2
- 2.Sd5#
- 1...Sfg7
- 2.Sd3#
- 1...Se3
- 2.Sd3#
- 1...Se7
- 2.Sd3#
- 1...Sed4
- 2.Sd3#
- 2.Be5#
- 1...Sc5
- 2.Se2#
- 2.Be5#
- 1...Seg7
- 2.Se2#
- 2.Sd3#
- 1...Sd8
- 2.Se2#
- 2.Sd3#
- 2.Be5#
- 1...Sf8
- 2.Se2#
- 2.Sd3#
- 2.Be5#
- 1...c6
- 2.Sd3#
- 1...Sxg3!
- threat
- 1.Qc5?
- threat
- 2.Be5#
- 2.Qf2#
- 2.Qe5#
- 2.Qxf5#
- 1...Sxg3
- 2.Qe3#
- 2.Qe5#
- 1...Sxc5
- 2.Se2#
- 2.Be5#
- 1...Bg6
- 2.Be5#
- 2.Qf2#
- 2.Qe5#
- 1...Se3
- 2.Be5#
- 2.Qxe3#
- 2.Qe5#
- 2.dxe3#
- 1...Sfd4
- 2.Be5#
- 2.Qe5#
- 1...Sh4
- 2.Be5#
- 2.Qe3#
- 2.Qe5#
- 1...Sd6
- 2.Be5#
- 2.Qf2#
- 2.Qe3#
- 2.Qe5#
- 1...Sh6
- 2.Be5#
- 2.Qf2#
- 2.Qe3#
- 2.Qe5#
- 1...Se7
- 2.Be5#
- 2.Qf2#
- 2.Qe3#
- 2.Qe5#
- 1...Sed4
- 2.Be5#
- 2.Qe5#
- 1...Seg7
- 2.Se2#
- 2.Qf2#
- 2.Qe5#
- 1...Sfg7!
- threat
- 1.Qxc3?
- threat
- 2.Be5#
- 2.Qe5#
- 1...Sxg3
- 2.Qe5#
- 2.Qe3#
- 1...Sfd4
- 2.Qe3#
- 1...Sed4
- 2.Be5#
- 1...Seg7
- 2.Se2#
- 2.Qe5#
- 1...Sfg7!
- threat
- 1.d3?
- threat
- 2.Se2#
- 1...Sxg3
- 2.Qc1#
- 1...Sfd4
- 2.Qc1#
- 1...Sed4
- 2.Be5#
- 1...Sfg7!
- threat
- 1.d4?
- threat
- 2.Be5#
- 1...Sfxd4
- 2.Qc1#
- 1...Sfg7
- 2.Qc1#
- 1...Seg7
- 2.Se2#
- 1...Sxg3!
- threat
- 1.Se1?
- Keys
- 1.Qc1!
- threat
- 2.Qf1#
- 1...Sxg3
- 2.d3#
- 1...Sfg7
- 2.d4#
- 1...Se3
- 2.dxe3#
- 1...Sfd4
- 2.dxc3#
- 2.d3#
- 1...Sh4
- 2.dxc3#
- 2.d3#
- 2.d4#
- 1...Sed4
- 2.Be5#
- threat
- 1.Qc1!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 1
- Sets
- S(d);OGATE::P(B),XS(d)
- S(f);::B(H)
- S(f);::S(E)
- Tries
- Try
- S(A);
- Threat
- DUALS(2)
- Vars
- P(a);XP(B)::S(A)
- S(d);::S(A)
- Refutation
- S(d);XS(E)
- Try
- S(A);
- Threat
- DUALS(2)
- Vars
- P(a);XP(B)::S(A)
- S(d);::S(A)
- P(g);::S(A)
- Refutation
- S(d);XS(E)
- Try
- Q(D);
- Threat
- DUALS(4)
- Refutation
- S(d);
- Try
- Q(D);XP(a)
- Threat
- DUALS(2)
- Vars
- S(d);N_GUARD::QAB1(D)
- S(f);::B(H)
- Refutation
- S(d);
- Try
- P(B);
- Threat
- S(E)
- Vars
- S(d);N_GUARD,XS(E)::QAB(D)
- S(d);N_GUARD::QAB(D)
- S(f);::B(H)
- Refutation
- S(d);
- Try
- P(B);
- Threat
- B(H)
- Vars
- S(d);N_GUARD,XP(B)::QAB(D)
- S(d);N_GUARD::QAB(D)
- S(f);::S(E)
- Refutation
- S(d);XS(E)
- Try
- Actual
- Q(D);
- Threat
- QAR(D)
- Vars
- S(d);N_GUARD,XS(E)::QAB(D)+P(B)
- S(d);N_GUARD::QAB(D)+P(B)
- S(d);OGATE::P(B),XS(d)
- S(f);::B(H)
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).