MESON Chess Problem Database
Problem Display
PID: 18467 (6B1/1b6/3r4/2p3Pp/4kN1R/4N1Q1/3pR3/6BK w - - 0 1)
Wilson, Francis Vaux
1st Prize, American Chess Bulletin, 1956
#2
9 + 6
| 268 | Chess Life | 1961 |
| 3976 | FIDE Album (1956-1958) | 1961 |
| 3364 | Solving in Style | 1985 |
SOLUTION
- SOUND
- Sets
- 1...Kd4+
- 2.Seg2#
- 1...Ke5+
- 2.Sfg2#
- 2.Sfd5#
- 1...Rd3
- 2.Sfg2#
- 2.Sh3#
- 2.Sfd5#
- 2.Sxh5#
- 2.Se6#
- 2.Sg6#
- 1...Kd4+
- Tries
- 1.Bc4?
- threat
- 2.Sfg2#
- 2.Sd3#
- 2.Sh3#
- 2.Sfd5#
- 2.Sxh5#
- 2.Se6#
- 2.Sg6#
- 1...Kd4+
- 2.Sfd5#
- 1...Ke5+
- 2.Sfg2#
- 1...Rd3
- 2.Sfg2#
- 2.Sxd3#
- 2.Sh3#
- 2.Sfd5#
- 2.Sxh5#
- 2.Se6#
- 2.Sg6#
- 1...Rd5
- 2.Sfg2#
- 2.Sd3#
- 2.Sh3#
- 2.Sfxd5#
- 2.Sxh5#
- 2.Se6#
- 2.Sg6#
- 1...Re6
- 2.Sfg2#
- 2.Sd3#
- 2.Sh3#
- 2.Sfd5#
- 2.Sxh5#
- 2.Sxe6#
- 2.Sg6#
- 1...Rg6
- 2.Sfg2#
- 2.Sd3#
- 2.Sh3#
- 2.Sfd5#
- 2.Sxh5#
- 2.Se6#
- 2.Sxg6#
- 1...Bd5
- 2.Sfg2#
- 2.Sd3#
- 2.Sh3#
- 2.Sfxd5#
- 2.Sxh5#
- 2.Se6#
- 2.Sg6#
- 1...Bc8
- 2.Se6#
- 1...Rf6!
- threat
- 1.Be6?
- threat
- 2.Sd1#
- 2.Sf1#
- 2.Sc2#
- 2.Seg2#
- 2.Sc4#
- 2.Sg4#
- 2.Sed5#
- 2.Sf5#
- 1...Kd4+
- 2.Seg2#
- 1...Ke5+
- 2.Sed5#
- 1...d1Q
- 2.Sxd1#
- 1...d1S
- 2.Sxd1#
- 1...d1B
- 2.Sxd1#
- 1...d1R
- 2.Sxd1#
- 2.Sf1#
- 2.Sc2#
- 2.Seg2#
- 2.Sc4#
- 2.Sg4#
- 2.Sed5#
- 2.Sf5#
- 1...Rd3
- 2.Sfg2#
- 2.Sh3#
- 2.Sfd5#
- 2.Sxh5#
- 2.Sg6#
- 1...Rd5
- 2.Sd1#
- 2.Sf1#
- 2.Sc2#
- 2.Seg2#
- 2.Sc4#
- 2.Sg4#
- 2.Sexd5#
- 2.Sf5#
- 1...Bd5
- 2.Sd1#
- 2.Sf1#
- 2.Sc2#
- 2.Seg2#
- 2.Sc4#
- 2.Sg4#
- 2.Sexd5#
- 2.Sf5#
- 1...Ba6
- 2.Sc4#
- 1...c4
- 2.Sd1#
- 2.Sf1#
- 2.Sc2#
- 2.Seg2#
- 2.Sxc4#
- 2.Sg4#
- 2.Sed5#
- 2.Sf5#
- 1...Rxe6!
- threat
- 1.Bh7+?
- 1...Kd4+
- 2.Sfd5#
- 1...Ke5+
- 2.Sed5#
- 1...Rg6!
- 1...Kd4+
- 1.Qg2+?
- 1...Kd4
- 2.Sd1#
- 1...Ke5!
- 1...Kd4
- 1.Bc4?
- Keys
- 1.Qh3!
- threat
- 2.Sd1#
- 2.Sf1#
- 2.Sc2#
- 2.Seg2#
- 2.Sc4#
- 2.Sed5#
- 2.Sf5#
- 1...Kd4+
- 2.Seg2#
- 1...Ke5+
- 2.Sed5#
- 1...d1Q
- 2.Sxd1#
- 1...d1S
- 2.Sxd1#
- 1...d1B
- 2.Sxd1#
- 1...d1R
- 2.Sxd1#
- 2.Sf1#
- 2.Sc2#
- 2.Seg2#
- 2.Sc4#
- 2.Sed5#
- 2.Sf5#
- 1...Rd3
- 2.Sg6#
- 1...Rd5
- 2.Sd1#
- 2.Sf1#
- 2.Sc2#
- 2.Seg2#
- 2.Sc4#
- 2.Sexd5#
- 2.Sf5#
- 1...Bd5
- 2.Sd1#
- 2.Sf1#
- 2.Sc2#
- 2.Seg2#
- 2.Sc4#
- 2.Sexd5#
- 2.Sf5#
- 1...Ba6
- 2.Sc4#
- 1...c4
- 2.Sd1#
- 2.Sf1#
- 2.Sc2#
- 2.Seg2#
- 2.Sxc4#
- 2.Sed5#
- 2.Sf5#
- threat
- 1.Qh3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 6
- REMOVED MATES = 0
- Sets
- K(b);CHECK,P-FLIGHT::B(A)+S(D)
- Tries
- Try
- B(I);
- Threat
- DUALS(7)
- Vars
- K(b);CHECK,P-FLIGHT::R(G)+S(F)
- K(b);CHECK,P-FLIGHT::QAB(E)+S(F)
- B(f);::R(G)+S(F)
- Refutation
- R(e);
- Try
- B(I);
- Threat
- DUALS(8)
- Vars
- K(b);CHECK,P-FLIGHT::B(A)+S(D)
- K(b);CHECK,P-FLIGHT::R(C)+S(D)
- P(a);P_PINB(A)::R(C)+S(D),XQ(a)
- P(a);::R(C)+S(D),XS(a)
- P(a);::R(C)+S(D),XB(a)
- B(f);::R(C)+S(D)
- Refutation
- R(e);XB(I)
- Try
- B(I);CHECK
- Vars
- K(b);CHECK,P-FLIGHT::R(G)+S(F)
- K(b);CHECK,P-FLIGHT::R(C)+S(D)
- Refutation
- R(e);P_SPINR(e)
- Try
- Q(E);CHECK
- Vars
- K(b);P-FLIGHT,P_PINQ(E)::B(A)+S(D)
- Refutation
- K(b);P-FLIGHT,P_PINQ(E)
- Try
- Actual
- Q(E);
- Threat
- DUALS(7)
- Vars
- K(b);CHECK,P-FLIGHT::B(A)+S(D)
- K(b);CHECK,P-FLIGHT::R(C)+S(D)
- P(a);P_PINB(A)::R(C)+S(D),XQ(a)
- P(a);::R(C)+S(D),XS(a)
- P(a);::R(C)+S(D),XB(a)
- R(e);SBLOCK::R(G)+S(F)
- B(f);::R(C)+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).