MESON Chess Problem Database
Problem Display
PID: 120653 (1n5r/R1Pb3r/P1kpn1Nb/Pp3Q2/3P2K1/5N2/7B/3R4 w - - 0 1)
Legentil, Georges
The Evening Standard, 0000
#2
11 + 9
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Re7
- 2.Sxe7#
- 1...Bg7
- 2.Se7#
- 1...Bf8
- 2.cxb8S#
- 1...Bc8
- 2.cxb8S#
- 1...Be8
- 2.cxb8S#
- 1...Sxd4
- 2.Sxd4#
- 1...Sf4
- 2.Rc1#
- 1...Sc5
- 2.d5#
- 1...Sg5
- 2.Rc1#
- 1...Sg7
- 2.Se7#
- 1...Sd8
- 2.cxb8S#
- 1...Sf8
- 2.cxb8S#
- 1...Re7
- Tries
- 1.Sfe5+?
- 1...Kd5
- 2.Qf3#
- 1...dxe5!
- 1...Kd5
- 1.Rc1+?
- 1...Sc5
- 2.d5#
- 1...Bxc1!
- 1...Sc5
- 1.Qc5+?
- 1...dxc5
- 2.d5#
- 1...Sxc5+!
- 1...dxc5
- 1.cxb8Q?
- threat
- 2.Qxd6#
- 2.Qfxb5#
- 2.Qbxb5#
- 2.Qb6#
- 2.Qb7#
- 1...Sxd4
- 2.Sxd4#
- 2.Rc7#
- 2.Qxd6#
- 2.Qc7#
- 2.Qb6#
- 2.Qb7#
- 1...Bf4
- 2.Qfxb5#
- 2.Qbxb5#
- 2.Qb6#
- 2.Qb7#
- 1...Bf8
- 2.Qfxb5#
- 2.Qbxb5#
- 2.Qb6#
- 2.Qb7#
- 2.Qa8#
- 1...Bc8
- 2.Qxd6#
- 2.Qfxb5#
- 2.Qbxb5#
- 2.Qb6#
- 1...Be8
- 2.Qxd6#
- 2.Qfxb5#
- 2.Qbxb5#
- 2.Qb6#
- 1...Sf4
- 2.Rc1#
- 2.Rc7#
- 2.Qc7#
- 2.Qxb5#
- 2.Qb6#
- 2.Qb7#
- 1...Sc5
- 2.Rc7#
- 2.Qxd6#
- 2.Qc7#
- 2.Qb6#
- 2.d5#
- 1...Sg5
- 2.Rc1#
- 2.Rc7#
- 2.Qxd6#
- 2.Qc7#
- 2.Qxb5#
- 2.Qb6#
- 2.Qb7#
- 1...Sc7
- 2.Rxc7#
- 2.Qxc7#
- 2.Qb6#
- 2.Qb7#
- 1...Sg7
- 2.Se7#
- 2.Rc7#
- 2.Qxd6#
- 2.Qc7#
- 2.Qxb5#
- 2.Qb6#
- 2.Qb7#
- 1...Sd8
- 2.Rc7#
- 2.Qxd6#
- 2.Qc7#
- 2.Qxb5#
- 2.Qb6#
- 1...Sf8
- 2.Rc7#
- 2.Qxd6#
- 2.Qc7#
- 2.Qxb5#
- 2.Qb6#
- 2.Qb7#
- 2.Qa8#
- 1...b4
- 2.Qxd6#
- 2.Qfb5#
- 2.Qbb5#
- 2.Qb6#
- 2.Qb7#
- 1...d5
- 2.Sfe5#
- 2.Sge5#
- 2.Qd6#
- 2.Qb6#
- 2.Qb7#
- 1...Rxb8!
- threat
- 1.cxb8R?
- threat
- 2.Rb6#
- 2.Qxb5#
- 1...Sxd4
- 2.Sxd4#
- 2.Rb6#
- 1...Sf4
- 2.Rc1#
- 2.Rb6#
- 1...Sc5
- 2.Rb6#
- 2.d5#
- 1...Sg5
- 2.Rc1#
- 2.Rb6#
- 1...Sc7
- 2.Rb6#
- 1...Sg7
- 2.Se7#
- 2.Rb6#
- 1...Sd8
- 2.Rb6#
- 1...Sf8
- 2.Rb6#
- 1...b4
- 2.Rb6#
- 2.Qb5#
- 1...d5
- 2.Rb6#
- 1...Rxb8!
- threat
- 1.Sfe5+?
- Keys
- 1.Rb7!
- threat
- 2.Qxb5#
- 1...Sxd4
- 2.Sxd4#
- 1...Sxc7
- 2.Rb6#
- 1...Sf4
- 2.Rc1#
- 1...Sc5
- 2.d5#
- 1...Sg5
- 2.Rc1#
- 1...Sg7
- 2.Se7#
- 1...Sd8
- 2.cxb8S#
- 1...Sf8
- 2.cxb8S#
- 1...b4
- 2.Qb5#
- 1...d5
- 2.Rb6#
- threat
- 1.Rb7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 5
- Sets
- R(g);N_GUARD::S(I),XR(g)
- B(e);S_CUTR(g)::S(I)
- B(e);S_CUTR(i)::PXS(h)=S
- B(f);S_CUTR(i)::PXS(h)=S
- S(d);P_PINQ(G),XP(D)::S(C),XS(d)
- S(d);N_GUARD,P_PINQ(G),S_CUTB(e)::R(A)
- S(d);P_PINQ(G),SBLOCK::P(D)
- S(d);P_PINQ(G),S_CUTR(g)::S(I)
- S(d);P_PINQ(G),S_CUTR(i)::PXS(h)=S
- Tries
- Try
- S(C);CHECK
- Vars
- K(b);S_FLIGHT::QAB(G)
- Refutation
- P(c);XS(C)
- Try
- R(A);CHECK
- Vars
- S(d);P_PINQ(G),P_SPINS(d)::P(D)
- Refutation
- B(e);XR(A)
- Try
- Q(G);CHECK
- Vars
- P(c);SBLOCK,XQ(G)::P(D)
- Refutation
- S(d);CHECK,XQ(G)
- Try
- P(K);XS(h)
- Threat
- DUALS(5)
- Refutation
- R(i);XQ(K)
- Try
- P(K);XS(h)
- Threat
- DUALS(2)
- Vars
- S(d);P_PINQ(G)::R1(K)
- P(c);::R1(K)
- Refutation
- R(i);XR(K)
- Try
- Actual
- R(J);
- Threat
- QAB1(G),XP(a)
- Vars
- S(d);P_PINQ(G),XP(D)::S(C),XS(d)
- S(d);P_PINQ(G),SBLOCK,XP(K)::R1(J)
- S(d);N_GUARD,P_PINQ(G),S_CUTB(e)::R(A)
- S(d);P_PINQ(G),SBLOCK::P(D)
- S(d);P_PINQ(G),S_CUTR(g)::S(I)
- S(d);P_PINQ(G),S_CUTR(i)::PXS(h)=S
- P(a);::QAB1(G)
- P(c);::R1(J)
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).