MESON Chess Problem Database
Problem Display
PID: 65914 (2K3b1/3NQ3/2BP4/8/1Bkb1p1R/1nP2P2/2Pn3q/N2r4 w - - 0 1)
Anonymous
The Chess Monthly (Hoffer), 1881
#2
11 + 8
SOLUTION
- SOUND
- Sets
- 1...Qg1
- 2.Qe2#
- 1...Qg3
- 2.Qe2#
- 1...Qh1
- 2.Qe2#
- 1...Qe2
- 2.Qxe2#
- 1...Qh3
- 2.Qe2#
- 1...Qxh4
- 2.Qe2#
- 1...Bg1
- 2.Se5#
- 1...Bf2
- 2.Se5#
- 2.Qe2#
- 1...Be3
- 2.Se5#
- 1...Bc5
- 2.Se5#
- 1...Be5
- 2.Sxe5#
- 2.Sb6#
- 1...Bb6
- 2.Se5#
- 2.Sxb6#
- 1...Bf6
- 2.Sb6#
- 1...Ba7
- 2.Se5#
- 1...Bg7
- 2.Sb6#
- 1...Bh8
- 2.Sb6#
- 1...Be6
- 2.Qxe6#
- 1...Bf7
- 2.Qxf7#
- 1...Bh7
- 2.Qe6#
- 2.Qf7#
- 1...Sc5
- 2.Sb6#
- 1...Qg1
- Tries
- 1.Rxf4?
- threat
- 2.Se5#
- 2.Sb6#
- 1...Qxf4
- 2.Qe2#
- 1...Sxf3
- 2.Sb6#
- 1...Qe2
- 2.Sb6#
- 2.Qxe2#
- 1...Qh3
- 2.Qe2#
- 1...Qh5
- 2.Sb6#
- 2.Qe2#
- 1...Qh8
- 2.Sb6#
- 2.Qe2#
- 1...Re1
- 2.Sb6#
- 1...Be6
- 2.Qxe6#
- 1...Se4!
- threat
- 1.Qg5?
- threat
- 2.Bb5#
- 2.Qb5#
- 2.Qxg8#
- 1...Qg1
- 2.Bb5#
- 2.Qb5#
- 1...Qg3
- 2.Bb5#
- 2.Qb5#
- 1...Qe2
- 2.Bb5#
- 2.Qb5#
- 1...Qg2
- 2.Bb5#
- 2.Qb5#
- 1...Qh3
- 2.Bb5#
- 2.Qb5#
- 1...Re1
- 2.Bb5#
- 2.Qb5#
- 1...Rg1
- 2.Bb5#
- 2.Qb5#
- 1...Bc5
- 2.Se5#
- 2.Qxg8#
- 1...Be5
- 2.Sxe5#
- 2.Sb6#
- 2.Qxg8#
- 1...Bg7
- 2.Sb6#
- 2.Bb5#
- 2.Qb5#
- 1...Bd5
- 2.Qxd5#
- 1...Be6
- 2.Bb5#
- 2.Qb5#
- 1...Bf7
- 2.Bb5#
- 2.Qb5#
- 1...Bh7
- 2.Bb5#
- 2.Qb5#
- 2.Qd5#
- 1...Sc5
- 2.Sb6#
- 1...Bxc3!
- threat
- 1.Qe4?
- threat
- 2.Se5#
- 2.Sb6#
- 2.Qd3#
- 1...Sxf3
- 2.Sb6#
- 2.cxb3#
- 1...Qe2
- 2.Se5#
- 2.Sb6#
- 2.Qxe2#
- 1...Qh3
- 2.Qd3#
- 2.Qe2#
- 1...Be6
- 2.Qd3#
- 2.Qxe6#
- 1...Bh7
- 2.Se5#
- 2.Sb6#
- 2.Qd5#
- 2.Qe6#
- 1...Sb1
- 2.Se5#
- 2.Sb6#
- 2.cxb3#
- 1...Sf1
- 2.Se5#
- 2.Sb6#
- 2.cxb3#
- 1...Sc1
- 2.Se5#
- 2.Sb6#
- 2.Qxd4#
- 1...Sc5
- 2.Se5#
- 2.Sb6#
- 2.Qxd4#
- 1...Sxe4!
- threat
- 1.Qe5?
- threat
- 2.Bb5#
- 2.Qb5#
- 1...Bxc3
- 2.Qxc3#
- 1...Bxe5
- 2.Sxe5#
- 2.Sb6#
- 1...Bd5
- 2.Qxd5#
- 1...Sc5
- 2.Sb6#
- 2.Qxd4#
- 1...Bc5!
- threat
- 1.Rxf4?
- Keys
- 1.Qe3!
- threat
- 2.Qd3#
- 1...Bxc3
- 2.Qxc3#
- 1...Bxe3
- 2.Se5#
- 1...Sxf3
- 2.cxb3#
- 1...fxe3
- 2.Sb6#
- 1...Qe2
- 2.Qxe2#
- 1...Bh7
- 2.Qe6#
- 1...Sb1
- 2.cxb3#
- 1...Sf1
- 2.cxb3#
- 1...Se4
- 2.cxb3#
- 1...Sc1
- 2.Qxd4#
- 1...Sc5
- 2.Sb6#
- 2.Qxd4#
- threat
- 1.Qe3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 8
- REMOVED MATES = 14
- Sets
- Q(c);N_GUARD::QAB(J)
- Q(c);N_GUARD::QAB(J),XQ(c)
- Q(c);N_GUARD,P_PINS(I)::QAB(J)
- Q(c);N_GUARD,XR(F)::QAB(J)
- B(f);N_GUARD,P_SPINP(g)::S(I)
- B(h);N_GUARD,P_PINS(I)::QAB(J),XB(h)
- B(h);N_GUARD::QAB(J),XB(h)
- S(d);S_CUTB(f)::S(I)
- Tries
- Try
- R(F);P_PINB(f),XP(g)
- Threat
- DUALS(2)
- Vars
- Q(c);N_GUARD,N_SPINB(f),XR(F)::QAB(J)
- S(b);XP(D)::S(I)
- Q(c);N_GUARD,P_PINS(I)::QAB(J)
- R(a);::S(I)
- B(h);N_GUARD,P_PINS(I)::QAB(J),XB(h)
- Refutation
- S(b);N_SPINB(f)
- Try
- Q(J);
- Threat
- DUALS(3)
- Vars
- B(h);N_GUARD::QAB1(J),XB(h)
- S(d);S_CUTB(f)::S(I)
- Refutation
- B(f);P_SPINP(g),XP(C)
- Try
- Q(J);P_PINB(f)
- Threat
- DUALS(3)
- Refutation
- S(b);N_SPINB(f),XQ(J)
- Try
- Q(J);
- Threat
- DUALS(2)
- Vars
- B(f);OGATE,P_SPINP(g),XP(C)::QAR1(J),XB(f)
- B(h);N_GUARD::QAB1(J),XB(h)
- Refutation
- B(f);P_SPINP(g)
- Try
- Actual
- Q(J);
- Threat
- QAB1(J)
- Vars
- B(f);OGATE,P_SPINP(g),XP(C)::QAR1(J),XB(f)
- B(f);N_GUARD,P_SPINP(g),XQ(J)::S(I)
- S(b);N_GUARD,XP(D)::P(B),XS(d)
- P(g);P_SPINB(f),XQ(J)::S(I)
- Q(c);N_GUARD::QAB(J),XQ(c)
- B(h);N_GUARD::QAB(J)
- S(b);N_GUARD::P(B),XS(d)
- S(d);N_GUARD::QAR1(J),XB(f)
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