MESON Chess Problem Database
Problem Display
PID: 79373 (7b/BK1pr3/3pr3/p4Rp1/2k3nq/2N4B/PR1Q4/n7 w - - 0 1)
Savournin, Jacques
5th HM., BCF 122. Ty., 1969-1970
#2
8 + 11
SOLUTION
- SOUND
- Sets
- 1...Re5
- 2.Qd4#
- 1...Rf6
- 2.Qd4#
- 1...Rg7
- 2.Qd4#
- 1...Bxc3
- 2.Qd5#
- 1...Bd4
- 2.Qxd4#
- 1...Be5
- 2.Bf1#
- 1...Re5
- Tries
- 1.Sb1?
- threat
- 2.Sa3#
- 2.Qd5#
- 1...Qxh3
- 2.Qd5#
- 1...Qg3
- 2.Qd5#
- 1...Re3
- 2.Qd5#
- 1...Re5
- 2.Sa3#
- 2.Qd4#
- 1...Bd4
- 2.Sa3#
- 2.Qxd4#
- 1...Be5
- 2.Sa3#
- 2.Bf1#
- 1...Sc2
- 2.Qd5#
- 1...Sb3
- 2.Sa3#
- 2.axb3#
- 1...Se3
- 2.Sa3#
- 2.Qe2#
- 1...Se5
- 2.Sa3#
- 1...Sf6
- 2.Sa3#
- 2.Qc3#
- 1...d5
- 2.Sa3#
- 2.Qxd5#
- 1...Bxb2!
- threat
- 1.Sa4?
- threat
- 2.Sb6#
- 2.Qd5#
- 1...Bxb2
- 2.Sxb2#
- 2.Sb6#
- 1...Qf2
- 2.Qd5#
- 1...Re5
- 2.Qd4#
- 1...Bd4
- 2.Qxd4#
- 1...Be5
- 2.Bf1#
- 1...Sb3
- 2.Sb6#
- 2.axb3#
- 1...Se3
- 2.Sb6#
- 2.Qe2#
- 1...Sf6
- 2.Sb6#
- 2.Qc3#
- 1...d5
- 2.Qxd5#
- 1...Se5!
- threat
- 1.Se4?
- threat
- 2.Bf1#
- 2.Qe2#
- 2.Qd5#
- 1...Qxh3
- 2.Qd5#
- 1...Bxb2
- 2.Bf1#
- 1...Qe1
- 2.Qd5#
- 1...Qf2
- 2.Qd5#
- 1...Qg3
- 2.Qd5#
- 1...Re5
- 2.Sxd6#
- 2.Bf1#
- 2.Qd4#
- 1...Bd4
- 2.Bf1#
- 2.Qe2#
- 2.Qxd4#
- 1...Be5
- 2.Bf1#
- 1...Sb3
- 2.Bf1#
- 2.axb3#
- 1...Sf2
- 2.Qd5#
- 1...Sh2
- 2.Qe2#
- 2.Qd5#
- 1...Se3
- 2.Qe2#
- 1...Se5
- 2.Qd4#
- 1...Sf6
- 2.Bf1#
- 2.Qc3#
- 2.Qe2#
- 2.Qd4#
- 1...d5
- 2.Bf1#
- 2.Qe2#
- 2.Qxd5#
- 1...Rxe4!
- threat
- 1.Sb5?
- threat
- 2.Sa3#
- 2.Qd5#
- 1...Qxh3
- 2.Qd5#
- 1...Qg3
- 2.Qd5#
- 1...Re3
- 2.Sxd6#
- 2.Qd5#
- 1...Re5
- 2.Sa3#
- 2.Sxd6#
- 2.Qd4#
- 1...Bd4
- 2.Sa3#
- 2.Qxd4#
- 1...Be5
- 2.Sa3#
- 2.Bf1#
- 1...Sc2
- 2.Qd5#
- 1...Sb3
- 2.Sa3#
- 2.axb3#
- 1...Se3
- 2.Sa3#
- 2.Qe2#
- 1...Se5
- 2.Sa3#
- 1...Sf6
- 2.Sa3#
- 2.Qc3#
- 1...d5
- 2.Sa3#
- 2.Qxd5#
- 1...Bxb2!
- threat
- 1.Sd5?
- threat
- 2.Sb6#
- 1...Re5
- 2.Qd4#
- 1...Bd4
- 2.Qxd4#
- 1...Be5
- 2.Bf1#
- 1...Se5
- 2.Se3#
- 1...Qf2!
- threat
- 1.Rf4+?
- 1...Re4
- 2.Bf1#
- 1...Bd4
- 2.Rxd4#
- 2.Qxd4#
- 1...gxf4!
- 1...Re4
- 1.Rxa5?
- threat
- 2.Ra4#
- 1...Bxc3
- 2.Qd5#
- 1...Sc2!
- threat
- 1.Sb1?
- Keys
- 1.Sd1!
- threat
- 2.Qd5#
- 1...Bxb2
- 2.Sxb2#
- 1...Re5
- 2.Qd4#
- 1...Bd4
- 2.Qxd4#
- 1...Be5
- 2.Bf1#
- 1...Sb3
- 2.axb3#
- 1...Se3
- 2.Qe2#
- 1...Se5
- 2.Se3#
- 1...Sf6
- 2.Qc3#
- 1...d5
- 2.Qxd5#
- threat
- 1.Sd1!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 6
- REMOVED MATES = 3
- Sets
- R(h);S_CUTB(k)::QAR1(C)
- R(j);S_CUTB(k)::QAR1(C)
- B(k);SBLOCK,XS(D)::QAB1(C)
- B(k);N_GUARD::QAR1(C),XB(k)
- B(k);S_CUTR(h)::B(E)
- Tries
- Try
- S(D);
- Threat
- DUALS(2)
- Vars
- Q(d);XB(E)::QAB1(C)
- Q(d);::QAB1(C)
- R(h);::QAB1(C)
- S(a);::QAB1(C)
- S(c);::S(D)
- Refutation
- B(k);XR(B)
- Try
- S(D);
- Threat
- DUALS(2)
- Vars
- Q(d);::QAB1(C)
- R(h);S_CUTB(k)::QAR1(C)
- B(k);N_GUARD::QAR1(C),XB(k)
- B(k);S_CUTR(h)::B(E)
- P(g);::QAB1(C),XP(g)
- Refutation
- S(c);
- Try
- S(D);
- Threat
- DUALS(3)
- Vars
- Q(d);XB(E)::QAB1(C)
- B(k);XR(B)::B(E)
- Q(d);::QAB1(C)
- B(k);::B(E)
- S(c);::QAB1(C)
- S(c);::QAB(C)
- S(c);S_CUTB(k)::QAR1(C)
- Refutation
- R(h);XS(D)
- Try
- S(D);
- Threat
- DUALS(2)
- Vars
- Q(d);XB(E)::QAB1(C)
- Q(d);::QAB1(C)
- S(a);::QAB1(C)
- S(c);::S(D)
- Refutation
- B(k);XR(B)
- Try
- S(D);
- Threat
- S(D)
- Vars
- R(h);S_CUTB(k)::QAR1(C)
- B(k);N_GUARD::QAR1(C),XB(k)
- B(k);S_CUTR(h)::B(E)
- S(c);N_GUARD,S_CUTR(h)::S(D)
- Refutation
- Q(d);
- Try
- R(F);CHECK
- Vars
- R(h);P_SPINR(h)::B(E)
- Refutation
- P(f);XR(F)
- Try
- R(F);XP(e)
- Threat
- R(F)
- Vars
- B(k);SBLOCK,XS(D)::QAB1(C)
- Refutation
- S(a);
- Try
- Actual
- S(D);
- Threat
- QAB1(C)
- Vars
- B(k);XR(B)::S(D),XB(k)
- R(h);S_CUTB(k)::QAR1(C)
- B(k);N_GUARD::QAR1(C),XB(k)
- B(k);S_CUTR(h)::B(E)
- S(a);OGATE::P(A),XS(a)
- S(c);S_CUTR(h)::QAB(C)
- S(c);N_GUARD,S_CUTR(h)::S(D)
- S(c);S_CUTB(k)::QAR1(C)
- P(g);::QAB1(C),XP(g)
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