MESON Chess Problem Database
Problem Display
PID: 57769 (qb4br/Rn1P1Np1/1r3kp1/2pQpNpP/2B3P1/8/5BK1/5R2 w - - 0 1)
Bouchez, Laurent
4th Prize, Scacco!, 1995-1996
#2
11 + 12
SOLUTION
- SOUND
- Sets
- 1...Rb1
- 2.Qe6#
- 1...Rb2
- 2.Qe6#
- 1...Rb3
- 2.Qe6#
- 1...Rb4
- 2.Qe6#
- 1...Rb5
- 2.Qe6#
- 1...Rd6
- 2.Qxe5#
- 1...Re6
- 2.Qxe6#
- 1...Bd6
- 2.Qe6#
- 1...Bxa7
- 2.Qxe5#
- 1...Bxf7
- 2.Qxf7#
- 1...Sa5
- 2.d8Q#
- 2.d8B#
- 1...Sd6
- 2.d8Q#
- 2.d8B#
- 1...Rb1
- Tries
- 1.Sg3?
- threat
- 2.Bxc5#
- 1...Ke7
- 2.d8Q#
- 1...Rb1
- 2.Qe6#
- 1...Rb2
- 2.Qe6#
- 1...Rb3
- 2.Qe6#
- 1...Rd6
- 2.Qxe5#
- 1...Bd6
- 2.Qe6#
- 1...Sd6
- 2.d8Q#
- 2.d8B#
- 1...e4
- 2.Qxg5#
- 1...gxh5!
- threat
- 1.S5d6?
- threat
- 2.Qe6#
- 2.Qxe5#
- 1...Ke7
- 2.d8Q#
- 1...Rxd6
- 2.Qxe5#
- 1...Bxd6
- 2.Qe6#
- 1...Bxf7
- 2.Qxf7#
- 1...Sxd6
- 2.d8Q#
- 2.d8B#
- 1...gxh5
- 2.Qe6#
- 1...Sa5
- 2.d8Q#
- 2.d8B#
- 1...e4
- 2.Qe6#
- 2.Qe5#
- 2.Qxg5#
- 1...Sd8!
- threat
- 1.Se7?
- threat
- 2.Bxc5#
- 1...Kxe7
- 2.d8Q#
- 1...Rb1
- 2.Qe6#
- 1...Rb2
- 2.Qe6#
- 1...Rb3
- 2.Qe6#
- 1...Rd6
- 2.Qxe5#
- 1...Bd6
- 2.Qe6#
- 1...e4
- 2.Qxg5#
- 1...Sd6!
- threat
- 1.Bxc5?
- threat
- 2.Se3#
- 2.Sg3#
- 2.Sd4#
- 2.Sh4#
- 2.S5h6#
- 2.Se7#
- 2.Be7#
- 1...Sxc5
- 2.d8Q#
- 2.d8B#
- 1...gxf5
- 2.Rxf5#
- 1...gxh5
- 2.Sh4#
- 2.Se7#
- 1...Re6
- 2.Se3#
- 2.Sg3#
- 2.Sd4#
- 2.Sh4#
- 2.S5h6#
- 2.Se7#
- 2.Qxe6#
- 1...Rb1
- 2.Be7#
- 2.Qe6#
- 1...Rb3
- 2.Se3#
- 2.Be7#
- 2.Qe6#
- 1...Rd6
- 2.Qxe5#
- 1...Rh6
- 2.Se3#
- 2.Sg3#
- 2.Sd4#
- 2.Sh4#
- 2.S5xh6#
- 2.Se7#
- 2.Be7#
- 1...Bd6
- 2.Qe6#
- 1...Sd6
- 2.d8Q#
- 2.d8B#
- 1...e4
- 2.Be7#
- 1...Rb2+!
- threat
- 1.Sg3?
- Keys
- 1.Sh4!
- threat
- 2.Bxc5#
- 1...Ke7
- 2.d8Q#
- 1...Rb1
- 2.Qe6#
- 1...Rb2
- 2.Qe6#
- 1...Rb3
- 2.Qe6#
- 1...Rd6
- 2.Qxe5#
- 1...Bd6
- 2.Qe6#
- 1...Sd6
- 2.d8Q#
- 2.d8B#
- 1...e4
- 2.Qxg5#
- threat
- 1.Sh4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 5
- Sets
- R(d);N_GUARD::QAR1(F)
- R(d);N_GUARD,P_PINB(B)::QAR1(F)
- R(d);S_CUTB(j)::QAB1(F),XP(b)
- R(d);N_GUARD::QAR1(F),XR(d)
- B(j);S_CUTR(d)::QAR1(F)
- B(j);N_GUARD,XR(I)::QAB1(F),XP(b)
- B(k);OGATE,XS(K)::QAR1(F),XB(k)
- S(g);N_GUARD,P_PINQ(F)::P=Q
- Tries
- Try
- S(G);
- Threat
- R(A)+B(B),XP(a)
- Vars
- K(e);S_FLIGHT::P=Q
- R(d);N_GUARD::QAR1(F)
- R(d);N_GUARD,P_PINB(B)::QAR1(F)
- R(d);S_CUTB(j)::QAB1(F),XP(b)
- B(j);S_CUTR(d)::QAR1(F)
- S(g);N_GUARD,P_PINQ(F)::P=Q
- P(b);OGATE::QAB1(F),XP(c)
- Refutation
- P(f);XP(H)
- Try
- S(G);
- Threat
- DUALS(2)
- Vars
- K(e);S_FLIGHT::P=Q
- R(d);XS(G)::QAB1(F),XP(b)
- B(j);XS(G)::QAR1(F)
- B(k);OGATE,XS(K)::QAR1(F),XB(k)
- S(g);N_GUARD,P_PINQ(F),XS(G)::P=Q
- P(f);XP(H)::QAR1(F)
- S(g);N_GUARD,P_PINQ(F)::P=Q
- Refutation
- S(g);P_PINQ(F)
- Try
- S(G);
- Threat
- R(A)+B(B),XP(a)
- Vars
- K(e);S_FLIGHT,XS(G)::P=Q
- R(d);N_GUARD::QAR1(F)
- R(d);N_GUARD,P_PINB(B)::QAR1(F)
- R(d);S_CUTB(j)::QAB1(F),XP(b)
- B(j);S_CUTR(d)::QAR1(F)
- P(b);OGATE::QAB1(F),XP(c)
- Refutation
- S(g);P_PINQ(F)
- Try
- B(B);XP(a)
- Threat
- DUALS(7)
- Vars
- S(g);N_GUARD,P_PINQ(F),XB(B)::P=Q
- P(f);OGATE,P_SPINP(f),XS(G)::R1(A),XP(f)
- R(d);S_CUTB(j)::QAB1(F),XP(b)
- B(j);S_CUTR(d)::QAR1(F)
- S(g);N_GUARD,P_PINQ(F)::P=Q
- P(b);::B(B)
- Refutation
- R(d);CHECK
- Try
- Actual
- S(G);
- Threat
- R(A)+B(B),XP(a)
- Vars
- K(e);S_FLIGHT::P=Q
- R(d);N_GUARD::QAR1(F)
- R(d);N_GUARD,P_PINB(B)::QAR1(F)
- R(d);S_CUTB(j)::QAB1(F),XP(b)
- B(j);S_CUTR(d)::QAR1(F)
- S(g);N_GUARD,P_PINQ(F)::P=Q
- P(b);OGATE::QAB1(F),XP(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).