MESON Chess Problem Database
Problem Display
PID: 221449 (8/2p5/2NpnRB1/1P1k4/r2P3r/BP3n1p/2Q1R3/qb1N2bK w - - 0 1)
Mosiashvili, Givi
Variantim, 2003
#2
11 + 11
SOLUTION
- SOUND
- Sets
- 1...Qc3
- 2.Sxc3#
- 1...Qxd4
- 2.Se7#
- 1...Qa2
- 2.Sc3#
- 1...Qxa3
- 2.Sc3#
- 1...Rxa3
- 2.Qc4#
- 1...Rc4
- 2.Qxc4#
- 2.bxc4#
- 1...Raxd4
- 2.Se7#
- 1...Ra5
- 2.Qc4#
- 1...Ra6
- 2.Qc4#
- 1...Ra7
- 2.Qc4#
- 1...Ra8
- 2.Qc4#
- 1...Rhxd4
- 2.Se7#
- 1...Re4
- 2.Bxe4#
- 1...Rh5
- 2.Be4#
- 1...Rh6
- 2.Be4#
- 1...Rh7
- 2.Be4#
- 1...Rh8
- 2.Be4#
- 1...Bh2
- 2.Se3#
- 1...Be3
- 2.Sxe3#
- 1...Bxd4
- 2.Se7#
- 1...Se1
- 2.Rf5#
- 1...Sd2
- 2.Rf5#
- 1...Sh2
- 2.Rf5#
- 1...Sfxd4
- 2.Se7#
- 1...Sfg5
- 2.Rf5#
- 1...Sexd4
- 2.Se7#
- 1...Sf4
- 2.Be4#
- 1...Qc3
- Tries
- 1.Sb4+?
- 1...Kxd4
- 2.Qc4#
- 1...Rxb4!
- 1...Kxd4
- 1.Bb2?
- threat
- 2.Sc3#
- 2.Se7#
- 1...Raxd4
- 2.Se7#
- 1...Rhxd4
- 2.Se7#
- 1...Bxd4
- 2.Se7#
- 1...Sfxd4
- 2.Se7#
- 1...Sexd4
- 2.Se7#
- 1...Rc4
- 2.Se7#
- 2.Qxc4#
- 2.bxc4#
- 1...Rh7
- 2.Sc3#
- 2.Be4#
- 1...Qxb2!
- threat
- 1.Bf7?
- threat
- 2.Bxe6#
- 1...Sxd4
- 2.Se7#
- 1...Sg5
- 2.Rf5#
- 1...Re4!
- threat
- 1.Re4?
- threat
- 2.Se7#
- 1...Rxe4
- 2.Bxe4#
- 1...Rh7!
- threat
- 1.Qd3?
- threat
- 2.Se7#
- 1...Rh7
- 2.Be4#
- 1...Bxd3!
- threat
- 1.Qf5+?
- 1...Se5
- 2.Qxe6#
- 1...Bxf5!
- 1...Se5
- 1.Qb2?
- threat
- 2.Sc3#
- 2.Se7#
- 1...Bxd4
- 2.Se7#
- 1...Rc4
- 2.Se7#
- 1...Rh7
- 2.Sc3#
- 1...Qxb2!
- threat
- 1.Qc3?
- threat
- 2.Se7#
- 1...Qxc3
- 2.Sxc3#
- 1...Rh7!
- threat
- 1.Sb4+?
- Keys
- 1.Rd2!
- threat
- 2.Se7#
- 1...Qxd4
- 2.Sc3#
- 1...Raxd4
- 2.Qc4#
- 1...Rhxd4
- 2.Be4#
- 1...Bxd4
- 2.Se3#
- 1...Sxd2
- 2.Rf5#
- 1...Sfxd4
- 2.Rf5#
- 1...Sexd4
- 2.Bf7#
- 1...Rh7
- 2.Be4#
- threat
- 1.Rd2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 6
- ADDED MATES = 0
- REMOVED MATES = 18
- Sets
- Q(a);N_GUARD::S(A),XQ(a)
- Q(a);SBLOCK,XP(G)::S(I)
- Q(a);N_GUARD::S(A)
- Q(a);N_GUARD,XB(E)::S(A)
- R(f);N_GUARD,XB(E)::QAB1(C)
- R(f);SBLOCK,XP(G)::S(I)
- R(f);N_GUARD::QAB1(C)
- R(g);SBLOCK,XP(G)::S(I)
- R(g);N_GUARD::B(K),XR(g)
- R(g);N_GUARD::B(K)
- B(c);N_GUARD::S(A)
- B(c);N_GUARD::S(A),XB(c)
- B(c);SBLOCK,XP(G)::S(I)
- S(d);N_GUARD::R(J)
- S(d);SBLOCK,XP(G)::S(I)
- S(j);SBLOCK,XP(G)::S(I)
- S(j);S_CUTR(g)::B(K)
- Tries
- Try
- S(I);CHECK
- Vars
- K(h);P-FLIGHT,XP(G)::QAR1(C)
- Refutation
- R(f);XS(I)
- Try
- B(E);
- Threat
- DUALS(2)
- Vars
- R(f);XP(G)::S(I)
- R(g);XP(G)::S(I)
- B(c);XP(G)::S(I)
- S(d);XP(G)::S(I)
- S(j);XP(G)::S(I)
- Refutation
- Q(a);XB(E)
- Try
- B(K);P_PINS(j)
- Threat
- B(K),XS(j)
- Vars
- S(d);SBLOCK,XP(G)::S(I)
- S(d);N_GUARD::R(J)
- Refutation
- R(g);
- Try
- R(D);
- Threat
- S(I)
- Vars
- R(g);OGATE,XR(D)::B(K),XR(g)
- Refutation
- R(g);
- Try
- Q(C);
- Threat
- S(I)
- Vars
- R(g);N_GUARD::B(K)
- Refutation
- B(b);XQ(C)
- Try
- Q(C);CHECK
- Vars
- S(d);P_SPINS(d)::QAB1(C),XS(j)
- Refutation
- B(b);XQ(C)
- Try
- Q(C);
- Threat
- DUALS(2)
- Vars
- B(c);XP(G)::S(I)
- R(f);::S(I)
- R(g);::S(A)
- Refutation
- Q(a);XQ(C)
- Try
- Q(C);
- Threat
- S(I)
- Vars
- Q(a);XQ(C)::S(A),XQ(a)
- Refutation
- R(g);
- Try
- Actual
- R(D);
- Threat
- S(I)
- Vars
- Q(a);N_GUARD,P_SPINQ(a),XP(G)::S(A)
- R(f);N_GUARD,P_SPINR(f),XP(G)::QAB1(C)
- R(g);N_GUARD,P_SPINR(g),XP(G)::B(K)
- B(c);N_GUARD,P_SPINB(c),XP(G)::S(A)
- S(d);N_GUARD,XR(D)::R(J)
- S(d);N_GUARD,P_SPINS(d),XP(G)::R(J)
- S(j);OGATEB,P_SPINS(j),XP(G)::B(K)
- R(g);N_GUARD::B(K)
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