MESON Chess Problem Database
Problem Display
PID: 79805 (n3K3/P7/RB2N2b/P2P1p2/N1k1PQ2/3p4/7p/1R6 w - - 0 1)
Savournin, Jacques
3rd Prize, Europe Echecs, 1976
#2
11 + 6
| 56 | The Problemist | 1980 |
SOLUTION
- SOUND
- Sets
- 1...Bf8
- 2.Qc1#
- 1...Sxb6
- 2.Qc7#
- 1...Sc7+
- 2.Qxc7#
- 1...d2
- 2.Qf1#
- 1...fxe4
- 2.Qxe4#
- 1...Bf8
- Tries
- 1.Bf2?
- threat
- 2.Rc6#
- 1...Sc7+
- 2.Qxc7#
- 1...fxe4
- 2.Qxe4#
- 1...Bf8
- 2.Qc1#
- 1...Sb6
- 2.Qc7#
- 1...d2!
- threat
- 1.Be3?
- threat
- 2.Rc6#
- 1...Sc7+
- 2.Qxc7#
- 1...fxe4
- 2.Qxe4#
- 1...d2
- 2.Qf1#
- 1...Sb6
- 2.Qc7#
- 1...Bf8!
- threat
- 1.Bd4?
- threat
- 2.Rc6#
- 1...Sc7+
- 2.Qxc7#
- 1...d2
- 2.Qf1#
- 1...Bf8
- 2.Qc1#
- 1...Sb6
- 2.Sxb6#
- 2.Qc7#
- 1...fxe4!
- threat
- 1.Bc5?
- threat
- 2.Rb4#
- 1...fxe4
- 2.Qxe4#
- 1...d2
- 2.Qf1#
- 1...Sc7+!
- threat
- 1.Bc7?
- threat
- 2.Rc6#
- 1...Sxc7+
- 2.Qxc7#
- 1...fxe4
- 2.Qxe4#
- 1...d2
- 2.Qf1#
- 1...Bf8
- 2.Qc1#
- 1...Sb6!
- threat
- 1.Qxh2?
- threat
- 2.Qa2#
- 1...Sc7+
- 2.Qxc7#
- 1...d2
- 2.Qe2#
- 1...Bd2!
- threat
- 1.Qe5?
- threat
- 2.Qc3#
- 2.Qd4#
- 1...Sc7+
- 2.Qxc7#
- 1...fxe4
- 2.Qd4#
- 2.Qxe4#
- 1...Bd2
- 2.Qd4#
- 1...Be3
- 2.Qc3#
- 1...Bg7!
- threat
- 1.Qd6?
- threat
- 2.Rb4#
- 2.Qb4#
- 2.Qc5#
- 2.Qc6#
- 1...Sc7+
- 2.Qxc7#
- 1...fxe4
- 2.Rb4#
- 2.Qc5#
- 2.Qc6#
- 1...Bd2
- 2.Qc5#
- 2.Qc6#
- 1...Be3
- 2.Rb4#
- 2.Qb4#
- 1...Bf8
- 2.Rb4#
- 1...d2!
- threat
- 1.Qf2?
- threat
- 2.Qd4#
- 2.Qc5#
- 2.Qa2#
- 1...d2
- 2.Qd4#
- 2.Qf1#
- 2.Qe2#
- 1...Bd2
- 2.Qd4#
- 2.Qc5#
- 1...Be3
- 2.Qa2#
- 1...Bg7
- 2.Qc5#
- 2.Qa2#
- 1...Bf8
- 2.Qd4#
- 2.Qa2#
- 1...Sc7+!
- threat
- 1.Bf2?
- Keys
- 1.Bd8!
- threat
- 2.Rc6#
- 1...Sc7+
- 2.Qxc7#
- 1...fxe4
- 2.Qxe4#
- 1...d2
- 2.Qf1#
- 1...Bf8
- 2.Qc1#
- 1...Sb6
- 2.Qc7#
- threat
- 1.Bd8!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- B(e);N_GUARD::QAR(D)
- S(f);N_GUARD,XB(H)::QAR(D)
- S(f);CHECK,N_GUARD::QAR(D),XS(f)
- P(b);OGATEB::QAB(D)
- P(d);OGATE,P_SPINP(d),XP(C)::QAR2(D),XP(d)
- Tries
- Try
- B(H);
- Threat
- R(G)
- Vars
- S(f);CHECK,N_GUARD::QAR(D),XS(f)
- P(d);OGATE,P_SPINP(d),XP(C)::QAR2(D),XP(d)
- B(e);N_GUARD::QAR(D)
- S(f);N_GUARD::QAR(D)
- Refutation
- P(b);
- Try
- B(H);
- Threat
- R(G)
- Vars
- S(f);CHECK,N_GUARD::QAR(D),XS(f)
- P(d);OGATE,P_SPINP(d),XP(C)::QAR2(D),XP(d)
- P(b);OGATEB::QAB(D)
- S(f);N_GUARD::QAR(D)
- Refutation
- B(e);
- Try
- B(H);
- Threat
- R(G)
- Vars
- S(f);CHECK,N_GUARD::QAR(D),XS(f)
- P(b);OGATEB::QAB(D)
- B(e);N_GUARD::QAR(D)
- Refutation
- P(d);XP(C)
- Try
- B(H);
- Threat
- R1(A)
- Vars
- P(d);OGATE,P_SPINP(d),XP(C)::QAR2(D),XP(d)
- P(b);OGATEB::QAB(D)
- Refutation
- S(f);CHECK
- Try
- B(H);
- Threat
- R(G)
- Vars
- S(f);CHECK,OGATE,XB(H)::QAR(D),XS(f)
- P(d);OGATE,P_SPINP(d),XP(C)::QAR2(D),XP(d)
- P(b);OGATEB::QAB(D)
- B(e);N_GUARD::QAR(D)
- Refutation
- S(f);
- Try
- Q(D);XP(a)
- Threat
- QAB(D)
- Vars
- S(f);CHECK,N_GUARD::QAR(D),XS(f)
- P(b);OGATEB::QAB(D)
- Refutation
- B(e);
- Try
- Q(D);
- Threat
- DUALS(2)
- Vars
- S(f);CHECK,N_GUARD::QAR(D),XS(f)
- B(e);::QAR1(D)
- Refutation
- B(e);
- Try
- Q(D);
- Threat
- DUALS(4)
- Vars
- S(f);CHECK,N_GUARD::QAR(D),XS(f)
- B(e);::R1(A)
- Refutation
- P(b);
- Try
- Q(D);
- Threat
- DUALS(3)
- Vars
- B(e);::QAB(D)
- Refutation
- S(f);CHECK
- Try
- Actual
- B(H);
- Threat
- R(G)
- Vars
- S(f);CHECK,N_GUARD::QAR(D),XS(f)
- P(d);OGATE,P_SPINP(d),XP(C)::QAR2(D),XP(d)
- P(b);OGATEB::QAB(D)
- B(e);N_GUARD::QAR(D)
- S(f);N_GUARD::QAR(D)
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).