MESON Chess Problem Database
Problem Display
PID: 196555 (3B4/Q6q/1R1N1r1r/1Nk5/p4nb1/K2p4/B7/6b1 w - - 0 1)
Reviakov, M
Zadachi i Etyudi, 1995
#2
7 + 9
SOLUTION
- SOUND
- Sets
- 1...Qe4
- 2.Sxe4#
- 2.Ra6#
- 1...Qf5
- 2.Sb7#
- 2.Ra6#
- 2.Qc7#
- 1...Qg6
- 2.Sb7#
- 2.Ra6#
- 2.Qc7#
- 1...Qg8
- 2.Se4#
- 2.Sb7#
- 2.Ra6#
- 2.Qc7#
- 1...Qxa7
- 2.Se4#
- 1...Qb7
- 2.Sxb7#
- 1...Qc7
- 2.Se4#
- 2.Qxc7#
- 1...Qd7
- 2.Se4#
- 1...Qf7
- 2.Se4#
- 1...Qg7
- 2.Se4#
- 1...Qh8
- 2.Se4#
- 2.Sb7#
- 2.Ra6#
- 2.Qc7#
- 1...Rf5
- 2.Se4#
- 1...Rfg6
- 2.Se4#
- 1...Rhg6
- 2.Se4#
- 1...Bd7
- 2.Sb7#
- 2.Ra6#
- 1...Sg6
- 2.Se4#
- 1...Qe4
- Tries
- 1.Bc7?
- threat
- 2.Sb7#
- 2.Ra6#
- 1...Qxc7
- 2.Se4#
- 2.Qxc7#
- 1...Qe4
- 2.Sxe4#
- 2.Ra6#
- 1...Bf3
- 2.Ra6#
- 1...Bc8
- 2.Ra6#
- 1...Sd5
- 2.Sb7#
- 1...Rxd6!
- threat
- 1.Be7?
- threat
- 2.Se4#
- 2.Sb7#
- 2.Ra6#
- 2.Qc7#
- 1...Rxd6
- 2.Qc7#
- 1...Qe4
- 2.Sxe4#
- 2.Sb7#
- 2.Ra6#
- 1...Bf3
- 2.Se4#
- 2.Sb7#
- 2.Ra6#
- 1...Bd7
- 2.Se4#
- 2.Sb7#
- 2.Ra6#
- 1...Sd5
- 2.Se4#
- 2.Sb7#
- 1...Se6
- 2.Se4#
- 2.Sb7#
- 2.Sf7#
- 2.Ra6#
- 1...Qxe7!
- threat
- 1.Qxa4?
- threat
- 2.Qb4#
- 2.Qc4#
- 1...Qe4
- 2.Sxe4#
- 1...Qg8
- 2.Se4#
- 2.Sb7#
- 2.Qb4#
- 1...Qa7
- 2.Se4#
- 1...Qf7
- 2.Se4#
- 2.Qb4#
- 1...Be6
- 2.Qb4#
- 1...Sd5
- 2.Qc4#
- 1...Qc7!
- threat
- 1.Qa5?
- threat
- 2.Qc3#
- 2.Qb4#
- 1...Qe4
- 2.Sxe4#
- 1...Qg8
- 2.Se4#
- 2.Sb7#
- 2.Qb4#
- 1...Qc7
- 2.Se4#
- 1...Qf7
- 2.Se4#
- 2.Qb4#
- 1...Bd4
- 2.Sc3#
- 2.Sa7#
- 2.Sc7#
- 2.Qb4#
- 1...Be6
- 2.Qb4#
- 1...Se2
- 2.Qb4#
- 1...Sd5!
- threat
- 1.Qf7?
- threat
- 2.Sb7#
- 2.Qc4#
- 1...Qxf7
- 2.Se4#
- 1...Rxd6
- 2.Qc4#
- 1...Bf3
- 2.Qc4#
- 1...Qe4
- 2.Sxe4#
- 1...Qg8
- 2.Se4#
- 2.Sb7#
- 2.Qc7#
- 1...Re6
- 2.Sb7#
- 1...Be6
- 2.Sb7#
- 1...Bc8
- 2.Qc4#
- 1...Sd5
- 2.Sb7#
- 2.Qxd5#
- 1...Se6
- 2.Sb7#
- 1...Rxf7!
- threat
- 1.Bc7?
- Keys
- 1.Qg7!
- threat
- 2.Sb7#
- 1...Qxg7
- 2.Se4#
- 1...Rxd6
- 2.Qc3#
- 1...Bf3
- 2.Qxg1#
- 1...Qe4
- 2.Sxe4#
- 1...Rf7
- 2.Qc3#
- 1...Bc8
- 2.Qxg1#
- threat
- 1.Qg7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 5
- REMOVED MATES = 8
- Sets
- Q(i);N_GUARD,XQ(F)::S(E)
- Q(i);N_GUARD::S(E),XQ(i)
- Q(i);N_GUARD::S(E)
- R(g);S_CUTQ(i)::S(E)
- R(h);S_CUTQ(i)::S(E)
- S(d);S_CUTQ(i)::S(E)
- Tries
- Try
- B(G);
- Threat
- DUALS(2)
- Vars
- B(e);::QAB(F)+R(D)
- S(d);::S(E)
- Refutation
- R(g);XS(E)
- Try
- B(G);
- Threat
- DUALS(4)
- Vars
- R(g);P_SPINR(g),XS(E)::QAR2(F)
- Refutation
- Q(i);XB(G)
- Try
- Q(F);XP(c)
- Threat
- DUALS(2)
- Vars
- Q(i);N_GUARD::S(E),XQ(i)
- Q(i);N_GUARD,P_PINQ(F)::S(E)
- B(e);::QAB1(F)
- S(d);::QAR1(F)
- Refutation
- Q(i);
- Try
- Q(F);
- Threat
- DUALS(2)
- Vars
- Q(i);N_GUARD::S(E),XQ(i)
- Q(i);N_GUARD::S(E)
- B(e);::QAB1(F)
- S(d);::QAB1(F)
- Refutation
- S(d);
- Try
- Q(F);
- Threat
- DUALS(2)
- Vars
- Q(i);N_GUARD,XQ(F)::S(E)
- R(g);XS(E)::QAR1(F)
- B(e);::QAR1(F)
- Q(i);N_GUARD::S(E),XQ(i)
- R(g);::S(E)
- B(e);::S(E)
- S(d);::S(E)
- Refutation
- R(g);XQ(F)
- Try
- Actual
- Q(F);
- Threat
- S(E)
- Vars
- Q(i);N_GUARD,XQ(F)::S(E)
- R(g);OGATE,XS(E)::QAR2(F)
- B(e);OGATE::QAB(F),XB(a)
- Q(i);N_GUARD::S(E),XQ(i)
- R(g);OGATE::QAR2(F)
Developed and maintained by Brian Stephenson.
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CSS/Javascript (jQuery, Bootstrap & DataTables).