MESON Chess Problem Database
Problem Display
PID: 89312 (5r1q/3pN1Qp/5n1p/1R6/4k1P1/B6N/5PPb/1K1R4 w - - 0 1)
Wilson, Francis Vaux
Buletin Problemistic, 1971
#2
10 + 8
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Sxg4
- 2.Rd4#
- 2.Rb4#
- 1...Sd5
- 2.Rd4#
- 1...Sh5
- 2.Rd4#
- 2.Rb4#
- 1...Se8
- 2.Rd4#
- 2.Rb4#
- 1...Sg8
- 2.Rd4#
- 2.Rb4#
- 1...Sxg4
- Tries
- 1.Sf5?
- threat
- 2.Rd4#
- 2.f3#
- 1...Be5
- 2.f3#
- 1...d5!
- threat
- 1.Sc6?
- threat
- 2.Rd4#
- 2.Rb4#
- 1...Sxg4
- 2.Rd4#
- 1...Qg8
- 2.Rd4#
- 1...Rb8
- 2.Rd4#
- 1...Be5
- 2.Rxe5#
- 1...Bd6
- 2.Rd4#
- 1...Sd5
- 2.Rd4#
- 1...d5
- 2.Rd4#
- 1...dxc6!
- threat
- 1.Bc1?
- threat
- 2.f3#
- 1...Sxg4
- 2.Rd4#
- 2.Rb4#
- 1...Sd5
- 2.Rd4#
- 1...Sh5
- 2.Rd4#
- 2.Rb4#
- 1...Se8
- 2.Rd4#
- 2.Rb4#
- 1...Sg8
- 2.Rd4#
- 2.Rb4#
- 1...d5!
- threat
- 1.Bb2?
- threat
- 2.Rd4#
- 2.Rb4#
- 1...Qg8
- 2.Rd4#
- 1...Rb8
- 2.Rd4#
- 1...Rc8
- 2.Rd4#
- 1...Be5
- 2.Rxe5#
- 1...Bd6
- 2.Rd4#
- 1...Sd5
- 2.Rd4#
- 1...d5!
- threat
- 1.Rbd5?
- threat
- 2.Re1#
- 2.R1d4#
- 1...Sxg4
- 2.R1d4#
- 2.R5d4#
- 1...Sxd5
- 2.Rd4#
- 1...Bf4
- 2.R1d4#
- 1...Be5
- 2.Re1#
- 1...Rb8+!
- threat
- 1.Qg5?
- threat
- 2.Rb4#
- 2.Qe3#
- 2.Qf5#
- 2.f3#
- 1...Sxg4
- 2.Qd5#
- 1...Rb8
- 2.Qe3#
- 2.Qf5#
- 2.f3#
- 1...Qg8
- 2.Qe3#
- 2.Qf5#
- 2.f3#
- 1...Rc8
- 2.Qe3#
- 2.Qf5#
- 2.f3#
- 1...Bf4
- 2.Rb4#
- 2.Qxf4#
- 2.Qf5#
- 1...Be5
- 2.Rxe5#
- 2.Qe3#
- 2.Qxe5#
- 2.Qf5#
- 2.f3#
- 1...Bd6
- 2.Qe3#
- 2.Qf5#
- 2.f3#
- 1...Sd5
- 2.Qxd5#
- 1...Sh5
- 2.Qe3#
- 2.Qd5#
- 1...Se8
- 2.Qe3#
- 2.Qd5#
- 1...Sg8
- 2.Qe3#
- 2.Qd5#
- 1...d5
- 2.Qe3#
- 2.Qf5#
- 2.f3#
- 1...hxg5!
- threat
- 1.Sf5?
- Keys
- 1.Sd5!
- threat
- 2.Sc3#
- 1...Ke5
- 2.Qe7#
- 1...Sxd5
- 2.Rd4#
- 1...Rc8
- 2.Sxf6#
- 1...Be5
- 2.f3#
- threat
- 1.Sd5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- S(c);::R1(B)
- Tries
- Try
- S(I);
- Threat
- DUALS(2)
- Vars
- B(a);::P(C)
- Refutation
- P(e);
- Try
- S(I);
- Threat
- DUALS(2)
- Vars
- S(c);XP(G)::R1(B)
- Q(h);::R1(B)
- R(g);P_PINR(H)::R1(B)
- B(a);N_GUARD::R1(H),XB(a)
- B(a);::R1(B)
- S(c);::R1(B)
- P(e);::R1(B)
- Refutation
- P(e);XS(I)
- Try
- B(E);
- Threat
- P(C)
- Vars
- S(c);::R1(B)
- Refutation
- P(e);
- Try
- B(E);
- Threat
- DUALS(2)
- Vars
- Q(h);::R1(B)
- R(g);::R1(B)
- B(a);N_GUARD::R1(H),XB(a)
- B(a);::R1(B)
- S(c);::R1(B)
- Refutation
- P(e);
- Try
- R(H);
- Threat
- DUALS(2)
- Vars
- S(c);XR(H)::R1(B)
- B(a);::R1(B)
- B(a);::R(B)
- Refutation
- R(g);CHECK
- Try
- Q(J);
- Threat
- DUALS(4)
- Vars
- S(c);N_GUARD,XP(G)::QAB1(J)
- S(c);N_GUARD::QAB1(J),XS(c)
- Refutation
- P(d);XQ(J)
- Try
- Actual
- S(I);
- Threat
- S(I)
- Vars
- K(b);P-FLIGHT,P_SPINS(c)::QAR2(J)
- S(c);XS(I)::R1(B)
- R(g);N_GUARD::S(I),XS(c)
- B(a);SBLOCK::P(C)
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).