MESON Chess Problem Database
Problem Display
PID: 138727 (3r4/2bnpn2/4Q3/5r2/5p2/1NPkB3/3P1PN1/2K1R3 w - - 0 1)
Bouchez, Laurent
1st Prize, diagrammes, 2007
#2
9 + 8
| 145 | StrateGems | 2010 |
| 23 | Die Schwalbe | 2012 |
SOLUTION
- SOUND
- Sets
- 1...Rd5
- 2.Qxd5#
- 1...Rf6
- 2.Qd5#
- 1...Sde5
- 2.Sc5#
- 1...Sfe5
- 2.Qd5#
- 1...fxe3
- 2.Rxe3#
- 1...Rd5
- Tries
- 1.Bd4?
- threat
- 2.Qe2#
- 1...Re5
- 2.Sxf4#
- 1...Be5
- 2.Qa6#
- 1...Sde5
- 2.Sc5#
- 1...f3
- 2.Re3#
- 1...Sfe5!
- threat
- 1.Bxf4?
- threat
- 2.Re3#
- 2.Qe2#
- 2.Qe4#
- 1...Rxf4
- 2.Re3#
- 2.Qe2#
- 1...Bxf4
- 2.Qe2#
- 2.Qe4#
- 1...Rd5
- 2.Qxd5#
- 2.Qe2#
- 2.Qe4#
- 1...Be5
- 2.Re3#
- 2.Qa6#
- 1...Bb6
- 2.Qe2#
- 2.Qe4#
- 1...Sc5
- 2.Re3#
- 2.Qe2#
- 1...Sde5
- 2.Sc5#
- 2.Re3#
- 1...Sf6
- 2.Re3#
- 2.Qe2#
- 1...Sfe5
- 2.Re3#
- 2.Qd5#
- 1...Sg5
- 2.Re3#
- 2.Qe2#
- 1...Sd6
- 2.Re3#
- 2.Qe2#
- 1...Re5!
- threat
- 1.Bc5?
- threat
- 2.Qe2#
- 2.Qe4#
- 2.Qa6#
- 1...Rxc5
- 2.Qe2#
- 2.Qe4#
- 1...Sxc5
- 2.Qe2#
- 1...Re5
- 2.Sxf4#
- 2.Qa6#
- 1...Rf6
- 2.Qd5#
- 2.Qe2#
- 2.Qe4#
- 1...Ra8
- 2.Qe2#
- 2.Qe4#
- 1...Rb8
- 2.Qe2#
- 2.Qe4#
- 1...Be5
- 2.Qa6#
- 1...Bb6
- 2.Qe2#
- 2.Qe4#
- 1...Bd6
- 2.Qe2#
- 2.Qe4#
- 1...Sb6
- 2.Qe2#
- 2.Qe4#
- 1...Sf6
- 2.Qe2#
- 2.Qa6#
- 1...Sb8
- 2.Qe2#
- 2.Qe4#
- 1...Sfe5
- 2.Qd5#
- 1...Sg5
- 2.Qe2#
- 2.Qa6#
- 1...Sd6
- 2.Qe2#
- 1...f3
- 2.Re3#
- 2.Qe4#
- 2.Qa6#
- 1...Sde5!
- threat
- 1.Bb6?
- threat
- 2.Qe2#
- 2.Qe4#
- 1...Re5
- 2.Sxf4#
- 1...Sc5
- 2.Qe2#
- 1...Sde5
- 2.Sc5#
- 1...Sf6
- 2.Qe2#
- 1...Sfe5
- 2.Qd5#
- 1...Sg5
- 2.Qe2#
- 1...Sd6
- 2.Qe2#
- 1...f3
- 2.Re3#
- 2.Qe4#
- 1...Be5!
- threat
- 1.Bd4?
- Keys
- 1.Ba7!
- threat
- 2.Qe2#
- 2.Qe4#
- 1...Re5
- 2.Sxf4#
- 1...Be5
- 2.Qa6#
- 1...Sc5
- 2.Qe2#
- 1...Sde5
- 2.Sc5#
- 1...Sf6
- 2.Qe2#
- 1...Sfe5
- 2.Qd5#
- 1...Sg5
- 2.Qe2#
- 1...Sd6
- 2.Qe2#
- 1...f3
- 2.Re3#
- 2.Qe4#
- threat
- 1.Ba7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 6
- REMOVED MATES = 3
- Sets
- R(c);N_GUARD::QAR2(I),XR(c)
- R(c);N_GUARD::QAR2(I)
- S(e);N_GUARD,S_CUTR(c)::S(F)
- S(g);S_CUTR(c)::QAR2(I)
- P(b);OGATE,XB(H)::R1(B),XP(b)
- Tries
- Try
- B(H);
- Threat
- QAB1(I)
- Vars
- R(c);N_GUARD,S_CUTB(d)::S(E),XP(b)
- B(d);S_CUTR(c)::QAB(I)
- S(e);N_GUARD,S_CUTR(c)::S(F)
- P(b);N_GUARD::R1(B)
- Refutation
- S(g);
- Try
- B(H);XP(b)
- Threat
- DUALS(3)
- Refutation
- R(c);
- Try
- B(H);
- Threat
- DUALS(3)
- Vars
- S(e);XB(H)::QAB1(I)
- B(d);::QAB(I)
- S(g);S_CUTR(c)::QAR2(I)
- S(g);::QAB1(I)
- Refutation
- S(e);
- Try
- B(H);
- Threat
- DUALS(2)
- Vars
- R(c);N_GUARD,S_CUTB(d)::S(E),XP(b)
- S(e);::QAB1(I)
- S(e);N_GUARD,S_CUTR(c)::S(F)
- S(g);S_CUTR(c)::QAR2(I)
- S(g);::QAB1(I)
- Refutation
- B(d);
- Try
- Actual
- B(H);
- Threat
- DUALS(2)
- Vars
- R(c);N_GUARD,S_CUTB(d)::S(E),XP(b)
- B(d);S_CUTR(c)::QAB(I)
- S(e);::QAB1(I)
- S(e);N_GUARD,S_CUTR(c)::S(F)
- S(g);S_CUTR(c)::QAR2(I)
- S(g);::QAB1(I)
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).