MESON Chess Problem Database
Problem Display
PID: 56764 (3q1r2/6b1/3pr2Q/3k4/BPN5/3Kp3/4N2B/n1R5 w - - 0 1)
de Savignac Castelet, G Arnaud
Bulletin de la FFE, 1924
#2
8 + 8
SOLUTION
- SOUND
- Sets
- 1...Qh4
- 2.Sb6#
- 1...Qg5
- 2.Sb6#
- 1...Qb6
- 2.Sxb6#
- 1...Qf6
- 2.Sb6#
- 1...Qe7
- 2.Sb6#
- 1...Qd7
- 2.Sb6#
- 1...Qa8
- 2.Sb6#
- 1...Qc8
- 2.Sb6#
- 1...Qe8
- 2.Sb6#
- 1...Re5
- 2.Sc3#
- 1...Rf4
- 2.Sxf4#
- 1...Rf6
- 2.Sc3#
- 1...Re8
- 2.Sf4#
- 1...Rg8
- 2.Sf4#
- 1...Rh8
- 2.Sf4#
- 1...Bc3
- 2.Sxc3#
- 1...Be5
- 2.Sxe3#
- 1...Bf6
- 2.Sf4#
- 1...Bxh6
- 2.Sc3#
- 1...Qh4
- Tries
- 1.Sd4?
- threat
- 2.Bc6#
- 2.Qxe6#
- 1...Rxh6
- 2.Sxe3#
- 2.Bc6#
- 1...Bxh6
- 2.Bc6#
- 1...Qb6
- 2.Sxb6#
- 2.Qxe6#
- 1...Qf6
- 2.Sb6#
- 2.Bc6#
- 1...Qc7
- 2.Qxe6#
- 1...Qe7
- 2.Sb6#
- 2.Bc6#
- 1...Qd7
- 2.Sb6#
- 1...Qa8
- 2.Sb6#
- 2.Qxe6#
- 1...Qc8
- 2.Sb6#
- 1...Qe8
- 2.Sb6#
- 1...Re4
- 2.Bc6#
- 1...Re5
- 2.Bc6#
- 1...Ref6
- 2.Sxe3#
- 2.Bc6#
- 1...Rg6
- 2.Sxe3#
- 2.Bc6#
- 1...Re7
- 2.Bc6#
- 1...Ree8
- 2.Bc6#
- 1...Rff6
- 2.Bc6#
- 1...Rfe8
- 2.Bc6#
- 1...Bf6
- 2.Bc6#
- 1...Bxd4!
- threat
- 1.Qg5+?
- 1...Qxg5
- 2.Sb6#
- 1...Rf5
- 2.Sf4#
- 1...Be5
- 2.Sc3#
- 2.Sxe3#
- 1...Re5!
- 1...Qxg5
- 1.Qh5+?
- 1...Qg5
- 2.Sb6#
- 1...Rf5
- 2.Sf4#
- 1...Be5
- 2.Sc3#
- 2.Sxe3#
- 1...Re5!
- 1...Qg5
- 1.Qf6?
- threat
- 2.Sc3#
- 2.Sf4#
- 1...Qxf6
- 2.Sb6#
- 1...Rfxf6
- 2.Sc3#
- 1...Bxf6
- 2.Sf4#
- 1...Re4
- 2.Sc3#
- 1...Bh6
- 2.Sc3#
- 2.Qd4#
- 1...Rexf6!
- threat
- 1.Sd4?
- Keys
- 1.Bd7!
- threat
- 2.Qxe6#
- 1...Qxd7
- 2.Sb6#
- 1...Rxh6
- 2.Sxe3#
- 1...Bxh6
- 2.Sc3#
- 1...Qf6
- 2.Sb6#
- 1...Qe7
- 2.Sb6#
- 1...Qe8
- 2.Sb6#
- 1...Re4
- 2.Qxd6#
- 1...Re5
- 2.Sc3#
- 2.Qxd6#
- 1...Ref6
- 2.Sc3#
- 2.Sxe3#
- 1...Rg6
- 2.Sxe3#
- 1...Re7
- 2.Qxd6#
- 1...Ree8
- 2.Qxd6#
- 1...Rff6
- 2.Sc3#
- 1...Rfe8
- 2.Sf4#
- 1...Bf6
- 2.Sf4#
- threat
- 1.Bd7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 5
- REMOVED MATES = 11
- Sets
- Q(g);N_GUARD::S(G)
- Q(g);N_GUARD::S(G),XQ(g)
- R(e);S_CUTB(f)::S(B)
- R(h);N_GUARD::S(B),XR(h)
- R(h);S_CUTB(f)::S(B)
- R(h);N_GUARD::S(B)
- B(f);N_GUARD::S(B),XB(f)
- B(f);S_CUTR(e)::S(G),XP(b)
- B(f);S_CUTR(h)::S(B)
- B(f);N_GUARD,XQ(H)::S(B)
- Tries
- Try
- S(B);
- Threat
- DUALS(2)
- Vars
- B(f);XQ(H)::B(E)
- Q(g);::QAB1(H),XR(e)
- Q(g);N_GUARD::S(G)
- R(e);::B(E)
- R(h);::B(E)
- B(f);::B(E)
- Refutation
- B(f);XS(B)
- Try
- Q(H);CHECK
- Vars
- Q(g);XQ(H)::S(G)
- R(h);P_SPINR(h)::S(B)
- Refutation
- R(e);P_SPINR(e)
- Try
- Q(H);CHECK
- Vars
- Q(g);P_SPINQ(g)::S(G)
- R(h);P_SPINR(h)::S(B)
- Refutation
- R(e);P_SPINR(e)
- Try
- Q(H);
- Threat
- DUALS(2)
- Vars
- Q(g);N_GUARD,XQ(H)::S(G)
- R(h);XQ(H)::S(B)
- B(f);XQ(H)::S(B)
- R(e);::S(B)
- Refutation
- R(e);XQ(H)
- Try
- Actual
- B(E);
- Threat
- QAB1(H),XR(e)
- Vars
- Q(g);N_GUARD,XB(E)::S(G)
- R(e);N_GUARD,XQ(H)::S(G),XP(b)
- B(f);N_GUARD,XQ(H)::S(B)
- Q(g);N_GUARD::S(G)
- R(e);OGATE::QAR1(H),XP(d)
- R(e);N_GUARD::S(G),XP(b)
- R(h);S_CUTB(f)::S(B)
- R(h);N_GUARD::S(B)
- B(f);S_CUTR(h)::S(B)
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).