MESON Chess Problem Database
Problem Display
PID: 113105 (b7/2nR2n1/q2p4/2Q4N/4kPK1/r7/BbPpp3/6B1 w - - 0 1)
Savournin, Jacques
Comm., Themes-64, 1979
#2
8 + 10
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Rxa2
- 2.Sg3#
- 1...Rc3
- 2.Sf6#
- 2.Qd4#
- 1...Re3
- 2.Qxe3#
- 1...Rg3+
- 2.Sxg3#
- 1...Ra4
- 2.Sg3#
- 2.Qe3#
- 1...Ra5
- 2.Sg3#
- 2.Qe3#
- 1...Bc1
- 2.Sf6#
- 2.Qd4#
- 1...Bc3
- 2.Sg3#
- 2.Qe3#
- 1...Bd4
- 2.Qxd4#
- 1...Bf6
- 2.Sxf6#
- 1...Sf5
- 2.Qxf5#
- 1...Sxh5
- 2.Qf5#
- 1...Se6
- 2.Qf5#
- 1...Se8
- 2.Qf5#
- 1...Rxa2
- Tries
- 1.Re7+?
- 1...Be5
- 2.Sf6#
- 2.Qd4#
- 1...Sge6
- 2.Qf5#
- 1...Sce6!
- 1...Be5
- 1.Qxa3?
- threat
- 2.Sg3#
- 2.Qe3#
- 2.Qf3#
- 1...Bxa3
- 2.Sg3#
- 2.Sf6#
- 1...Sxh5
- 2.Qe3#
- 2.Qf3#
- 1...Qc4
- 2.Qf3#
- 1...d1S
- 2.Sg3#
- 2.Qf3#
- 1...e1Q
- 2.Qf3#
- 1...e1S
- 2.Sg3#
- 2.Qe3#
- 1...e1B
- 2.Qe3#
- 2.Qf3#
- 1...e1R
- 2.Sg3#
- 2.Qf3#
- 1...Qd3
- 2.Qxd3#
- 2.cxd3#
- 1...Qb6
- 2.Sg3#
- 2.Qd3#
- 2.Qf3#
- 1...Qa7
- 2.Sg3#
- 2.Qd3#
- 2.Qf3#
- 1...Bc3
- 2.Sg3#
- 1...Bd4
- 2.Sg3#
- 2.Qf3#
- 1...Sd5
- 2.Sg3#
- 2.Qf3#
- 1...Sf5
- 2.Qf3#
- 1...Qxa3!
- threat
- 1.Qb4+?
- 1...Bd4
- 2.Sf6#
- 2.Qxd4#
- 1...Qc4!
- 1...Bd4
- 1.Qc3?
- threat
- 2.Sg3#
- 2.Sf6#
- 1...Rxa2
- 2.Sf6#
- 2.Qf3#
- 1...Rxc3
- 2.Sf6#
- 1...Bxc3
- 2.Sg3#
- 1...Qc4
- 2.Sf6#
- 1...Rb3
- 2.Sf6#
- 1...e1Q
- 2.Sf6#
- 1...e1B
- 2.Sf6#
- 1...Qd3
- 2.Sf6#
- 2.cxd3#
- 1...Sd5
- 2.Sg3#
- 1...Sce8
- 2.Sg3#
- 1...Sf5
- 2.Sf6#
- 1...Sge8
- 2.Sg3#
- 1...d5
- 2.Sg3#
- 1...Sxh5!
- threat
- 1.Qc4+?
- 1...Bd4
- 2.Sf6#
- 2.Qxd4#
- 1...Qxc4!
- 1...Bd4
- 1.Re7+?
- Keys
- 1.c3!
- threat
- 2.Qe3#
- 2.Qd4#
- 1...Kd3
- 2.Bb1#
- 1...Rxa2
- 2.Qd4#
- 1...Rxc3
- 2.Qd4#
- 1...Bxc3
- 2.Qe3#
- 1...dxc5
- 2.Sg3#
- 1...d1Q
- 2.Qe3#
- 1...d1S
- 2.Qd4#
- 1...d1R
- 2.Qe3#
- 1...e1Q
- 2.Qd4#
- 1...e1R
- 2.Qd4#
- 1...Qd3
- 2.Sf6#
- 1...Qc4
- 2.Qxc4#
- 1...Qa4
- 2.Qe3#
- 1...Qb6
- 2.Bb1#
- 1...Qa7
- 2.Bb1#
- 1...Rb3
- 2.Qd4#
- 1...Ra4
- 2.Qe3#
- 1...Sb5
- 2.Bb1#
- 2.Qe3#
- 1...Sd5
- 2.Qd4#
- 1...Sce6
- 2.Qe3#
- 1...Sf5
- 2.Qxf5#
- 1...Sge6
- 2.Qe3#
- 2.Qf5#
- threat
- 1.c3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 18
- REMOVED MATES = 7
- Sets
- R(d);N_GUARD,XB(B)::S(G)
- R(d);N_GUARD::QAR1(F),XR(d)
- R(d);CHECK,N_GUARD::S(G),XR(d)
- B(a);N_GUARD::QAR1(F),XB(a)
- B(a);N_GUARD::S(G),XB(a)
- S(i);N_GUARD::QAB1(F),XS(i)
- S(i);N_GUARD,XS(G)::QAB1(F)
- S(i);N_GUARD::QAB1(F)
- Tries
- Try
- R(H);CHECK
- Vars
- S(i);P_SPINS(i)::QAB1(F)
- Refutation
- S(h);P_SPINS(h)
- Try
- Q(F);XR(d)
- Threat
- DUALS(3)
- Vars
- Q(f);::QAB1(F)
- P(c);::QAB1(F)
- B(a);::S(G)
- S(i);::QAB1(F)
- Refutation
- Q(f);XQ(F)
- Try
- Q(F);CHECK
- Refutation
- Q(f);P_SPINQ(f)
- Try
- Q(F);
- Threat
- DUALS(2)
- Vars
- R(d);XQ(F)::S(G)
- B(a);XQ(F)::S(G)
- Q(f);::S(G)
- R(d);::S(G)
- P(c);::S(G)
- S(h);::S(G)
- S(i);::S(G)
- P(g);::S(G)
- Refutation
- S(i);XS(G)
- Try
- Q(F);CHECK
- Refutation
- Q(f);XQ(F)
- Try
- Actual
- P(C);
- Threat
- DUALS(2)
- Vars
- K(e);P_SPINP(g),S_FLIGHT::B(B)
- R(d);XB(B)::QAR1(F)
- R(d);XP(C)::QAR1(F)
- B(a);XP(C)::QAR1(F)
- P(g);XQ(F)::S(G)
- P(b);::QAR1(F)
- P(c);::QAR1(F)
- Q(f);SBLOCK::S(G)
- Q(f);N_GUARD::QAR2(F),XQ(f)
- Q(f);::QAR1(F)
- Q(f);N_GUARD::B(B)
- R(d);::QAR1(F)
- S(h);::QAR1(F)
- S(i);N_GUARD::QAB1(F),XS(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).