MESON Chess Problem Database
Problem Display
PID: 46745 (B6q/1NQ5/1B2P3/5p2/2P1kp2/3pNn2/r6p/5R1K w - - 0 1)
Mansfield, Comins
L'Italia Scacchistica, 1962
#2
9 + 8
| 3550 | Complete Mansfield/II | 1997 |
SOLUTION
- SOUND
- Sets
- 1...Qa1
- 2.Sa5#
- 1...Qb2
- 2.Sa5#
- 1...Qc3
- 2.Sa5#
- 1...Qe5
- 2.Sd6#
- 1...Qf6
- 2.Sa5#
- 1...Qg7
- 2.Sa5#
- 1...Qh3
- 2.Sa5#
- 1...Qh4
- 2.Sa5#
- 1...Qh5
- 2.Sa5#
- 1...Qh6
- 2.Sa5#
- 1...Qh7
- 2.Sa5#
- 1...Rb2
- 2.Sd8#
- 1...Rc2
- 2.Sd8#
- 1...Rd2
- 2.Sd8#
- 1...Re2
- 2.Sd8#
- 1...Rf2
- 2.Sd8#
- 1...Rg2
- 2.Sd8#
- 1...Se1
- 2.Rxf4#
- 2.Qxf4#
- 1...Sg1
- 2.Rxf4#
- 2.Qxf4#
- 1...Sd2
- 2.Rxf4#
- 2.Qxf4#
- 1...Sd4
- 2.Qxf4#
- 1...Sh4
- 2.Rxf4#
- 2.Qxf4#
- 1...Se5
- 2.Sd6#
- 1...Sg5
- 2.Rxf4#
- 2.Qxf4#
- 1...Qa1
- Tries
- 1.Sc2?
- threat
- 2.Sc5#
- 1...Rxc2
- 2.Sd8#
- 1...dxc2!
- threat
- 1.Sg4?
- threat
- 2.Sd6#
- 2.Qc6#
- 1...d2
- 2.Sf2#
- 1...Qd4
- 2.Sc5#
- 2.Sd6#
- 1...Qe5
- 2.Sd6#
- 1...Qc8
- 2.Sf6#
- 2.Sd6#
- 1...Qd8
- 2.Sd6#
- 1...Qe8
- 2.Sf6#
- 2.Sd6#
- 1...Ra5
- 2.Sf2#
- 2.Sd6#
- 1...Sd4
- 2.Sc5#
- 2.Sd6#
- 2.Rxf4#
- 2.Qxf4#
- 1...Se5
- 2.Sd6#
- 1...fxg4!
- threat
- 1.Sc5+?
- 1...Kd4
- 2.Sa4#
- 2.Se4#
- 1...Kxe3!
- 1...Kd4
- 1.Qe5+?
- 1...Qxe5
- 2.Sd6#
- 1...Sxe5
- 2.Sd6#
- 1...Kxe5!
- 1...Qxe5
- 1.Sc2?
- Keys
- 1.Sd1!
- 1...Qxa8
- 2.Sc3#
- 1...Rxa8
- 2.Sf2#
- 1...d2
- 2.Sf2#
- 1...Qa1
- 2.Sa5#
- 1...Qb2
- 2.Sa5#
- 1...Qc3
- 2.Sxc3#
- 2.Sa5#
- 1...Qd4
- 2.Sc5#
- 1...Qe5
- 2.Sd6#
- 1...Qf6
- 2.Sa5#
- 1...Qg7
- 2.Sa5#
- 1...Qh3
- 2.Sc3#
- 2.Sa5#
- 1...Qh4
- 2.Sc3#
- 2.Sa5#
- 1...Qh5
- 2.Sc3#
- 2.Sa5#
- 1...Qh6
- 2.Sc3#
- 2.Sa5#
- 1...Qh7
- 2.Sc3#
- 2.Sa5#
- 1...Qb8
- 2.Sc3#
- 1...Qc8
- 2.Sc3#
- 1...Qd8
- 2.Sc3#
- 1...Qe8
- 2.Sc3#
- 1...Qf8
- 2.Sc3#
- 1...Qg8
- 2.Sc3#
- 1...Ra1
- 2.Sf2#
- 1...Rb2
- 2.Sd8#
- 1...Rc2
- 2.Sd8#
- 1...Rd2
- 2.Sd8#
- 1...Re2
- 2.Sd8#
- 1...Rf2
- 2.Sxf2#
- 2.Sd8#
- 1...Rg2
- 2.Sd8#
- 1...Ra3
- 2.Sf2#
- 1...Ra4
- 2.Sf2#
- 1...Ra5
- 2.Sf2#
- 1...Ra6
- 2.Sf2#
- 1...Ra7
- 2.Sf2#
- 1...Se1
- 2.Rxf4#
- 2.Qxf4#
- 1...Sg1
- 2.Rxf4#
- 2.Qxf4#
- 1...Sd2
- 2.Rxf4#
- 2.Qxf4#
- 1...Sd4
- 2.Sc5#
- 2.Rxf4#
- 2.Qxf4#
- 1...Sh4
- 2.Rxf4#
- 2.Qxf4#
- 1...Se5
- 2.Sc3#
- 2.Sd6#
- 1...Sg5
- 2.Rxf4#
- 2.Qxf4#
- 1...Qxa8
- 1.Sd1!
This is a version of 10150
Version by John M Rice.
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 16
- REMOVED MATES = 9
- Sets
- Q(h);N_GUARD,P_PINR(A)::B(I)+S(G)
- Q(h);N_GUARD::B(I)+S(G)
- Q(h);SBLOCK::B(I)+S(G),DCHECK
- R(a);N_GUARD::B(I)+S(G)
- S(d);::QAR1(H),XP(f)
- S(d);SBLOCK::B(I)+S(G),DCHECK
- Tries
- Try
- S(C);
- Threat
- B(I)+S(G),DCHECK
- Vars
- R(a);N_GUARD,XS(C)::B(I)+S(G)
- Refutation
- P(c);XS(C)
- Try
- S(C);
- Threat
- DUALS(2)
- Vars
- P(c);S_CUTR(a)::S(C)
- Q(h);::B(I)+S(G),DCHECK
- S(d);::B(I)+S(G),DCHECK
- Refutation
- P(g);XS(C)
- Try
- S(G);CHECK
- Refutation
- K(e);P-FLIGHT,XS(C)
- Try
- Q(H);CHECK
- Vars
- Q(h);SBLOCK,XQ(H)::B(I)+S(G),DCHECK
- S(d);SBLOCK,XQ(H)::B(I)+S(G),DCHECK
- Refutation
- K(e);P-FLIGHT,XQ(H)
- Try
- Actual
- S(C);
- Vars
- Q(h);N_GUARD,XB(I)::S(C)
- R(a);N_GUARD,XB(I)::S(C)
- P(c);S_CUTR(a)::S(C)
- Q(h);N_GUARD::B(I)+S(G)
- Q(h);SBLOCK::B(I)+S(G),DCHECK
- Q(h);N_GUARD::S(C)
- R(a);N_GUARD::S(C)
- R(a);N_GUARD::B(I)+S(G)
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).