MESON Chess Problem Database
Problem Display
PID: 82423 (2bb2B1/1r6/q2n4/3P1kPP/p2B1P2/2Qp1K2/8/8 w - - 0 1)
Ahues, Herbert Siegfried Oskar
idee & form, 2006
#2
8 + 8
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Rb1
- 2.Bh7#
- 1...Rb2
- 2.Bh7#
- 1...Rb3
- 2.Bh7#
- 1...Rb4
- 2.Bh7#
- 1...Rb5
- 2.Bh7#
- 1...Rb6
- 2.Bh7#
- 1...Rd7
- 2.Be6#
- 1...Rh7
- 2.Bxh7#
- 1...Rb8
- 2.Bh7#
- 1...Be6
- 2.Bxe6#
- 1...Bd7
- 2.Bh7#
- 1...Bc7
- 2.Bh7#
- 1...Be7
- 2.Bh7#
- 1...Sc4
- 2.Qxd3#
- 1...Sb5
- 2.Qxd3#
- 1...Rb1
- Tries
- 1.Bg1?
- threat
- 2.Qe5#
- 1...Re7
- 2.Qf6#
- 1...Bf6
- 2.Qxf6#
- 1...Sc4
- 2.Qxd3#
- 1...Sf7!
- threat
- 1.Bf2?
- threat
- 2.Qe5#
- 1...Re7
- 2.Qf6#
- 1...Bf6
- 2.Qxf6#
- 1...Sc4
- 2.Qxd3#
- 1...Sf7!
- threat
- 1.Be3?
- threat
- 2.Qe5#
- 1...Re7
- 2.Qf6#
- 1...Bf6
- 2.Qxf6#
- 1...Sc4
- 2.Qxd3#
- 1...Sf7!
- threat
- 1.Bc5?
- threat
- 2.Qe5#
- 1...Re7
- 2.Qf6#
- 1...Bf6
- 2.Qxf6#
- 1...Sc4
- 2.Qxd3#
- 1...Sf7!
- threat
- 1.Bf6?
- threat
- 2.Qe5#
- 1...Bxf6
- 2.Qxf6#
- 1...Sf7
- 2.Bh7#
- 1...Sc4
- 2.Qxd3#
- 1...Re7!
- threat
- 1.Ba7?
- threat
- 2.Qe5#
- 1...Re7
- 2.Qf6#
- 1...Bf6
- 2.Qxf6#
- 1...Sc4
- 2.Qxd3#
- 1...Sf7!
- threat
- 1.Bg7?
- threat
- 2.Bh7#
- 2.Qe5#
- 1...Rxg7
- 2.Qe5#
- 1...Re7
- 2.Bh7#
- 2.Qf6#
- 1...Bf6
- 2.Bh7#
- 2.Qxf6#
- 1...Sc4
- 2.Qxd3#
- 1...Se4
- 2.Qe5#
- 1...Sb5
- 2.Qe5#
- 2.Qxd3#
- 1...Se8
- 2.Qe5#
- 1...Sf7!
- threat
- 1.Bh8?
- threat
- 2.Qe5#
- 1...Re7
- 2.Qf6#
- 1...Bf6
- 2.Qxf6#
- 1...Sc4
- 2.Qxd3#
- 1...Sf7!
- threat
- 1.Qxd3+?
- 1...Se4
- 2.Qxe4#
- 1...Qxd3+!
- 1...Se4
- 1.Qxc8+?
- 1...Rd7
- 2.Be6#
- 2.Bh7#
- 2.Qxd7#
- 1...Sxc8!
- 1...Rd7
- 1.Bg1?
- Keys
- 1.Bb6!
- threat
- 2.Qe5#
- 1...Sf7
- 2.Bh7#
- 1...Re7
- 2.Qf6#
- 1...Bf6
- 2.Qxf6#
- 1...Sc4
- 2.Qxd3#
- threat
- 1.Bb6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 14
- Sets
- R(f);N_GUARD::B(H)
- R(f);S_CUTB(g)::B(H)
- R(f);N_GUARD::B(H),XR(f)
- B(g);N_GUARD::B(H),XB(g)
- B(g);S_CUTR(f)::B(H)
- B(h);S_CUTR(f)::B(H)
- S(e);N_GUARD,S_CUTQ(d)::QAB(A),XP(a)
- Tries
- Try
- B(C);
- Threat
- QAR1(A)
- Vars
- R(f);S_CUTB(h)::QAR1(A)
- B(h);N_GUARD::QAR1(A),XB(h)
- S(e);N_GUARD,S_CUTQ(d)::QAB(A),XP(a)
- Refutation
- S(e);
- Try
- B(C);
- Threat
- QAR1(A)
- Vars
- R(f);S_CUTB(h)::QAR1(A)
- B(h);N_GUARD::QAR1(A),XB(h)
- S(e);N_GUARD,S_CUTQ(d)::QAB(A),XP(a)
- Refutation
- S(e);
- Try
- B(C);
- Threat
- QAR1(A)
- Vars
- R(f);S_CUTB(h)::QAR1(A)
- B(h);N_GUARD::QAR1(A),XB(h)
- S(e);N_GUARD,S_CUTQ(d)::QAB(A),XP(a)
- Refutation
- S(e);
- Try
- B(C);
- Threat
- QAR1(A)
- Vars
- R(f);S_CUTB(h)::QAR1(A)
- B(h);N_GUARD::QAR1(A),XB(h)
- S(e);N_GUARD,S_CUTQ(d)::QAB(A),XP(a)
- Refutation
- S(e);
- Try
- B(C);
- Threat
- QAR1(A)
- Vars
- B(h);OGATE,XB(C)::QAR1(A),XB(h)
- S(e);S_CUTR(f)::B(H)
- S(e);N_GUARD,S_CUTQ(d)::QAB(A),XP(a)
- Refutation
- R(f);
- Try
- B(C);
- Threat
- QAR1(A)
- Vars
- R(f);S_CUTB(h)::QAR1(A)
- B(h);N_GUARD::QAR1(A),XB(h)
- S(e);N_GUARD,S_CUTQ(d)::QAB(A),XP(a)
- Refutation
- S(e);
- Try
- B(C);
- Threat
- DUALS(2)
- Vars
- R(f);XB(C)::QAR1(A)
- S(e);N_GUARD,S_CUTQ(d)::QAB(A),XP(a)
- S(e);::QAR1(A)
- Refutation
- S(e);
- Try
- B(C);
- Threat
- QAR1(A)
- Vars
- R(f);S_CUTB(h)::QAR1(A)
- B(h);N_GUARD::QAR1(A),XB(h)
- S(e);N_GUARD,S_CUTQ(d)::QAB(A),XP(a)
- Refutation
- S(e);
- Try
- Q(A);CHECK,XP(a)
- Vars
- S(e);N_GUARD,P_SPINS(e)::QAB1(A),XS(e)
- Refutation
- Q(d);CHECK,XQ(A)
- Try
- Q(A);CHECK,XB(g)
- Refutation
- S(e);XQ(A)
- Try
- Actual
- B(C);
- Threat
- QAR1(A)
- Vars
- S(e);S_CUTR(f)::B(H)
- R(f);S_CUTB(h)::QAR1(A)
- B(h);N_GUARD::QAR1(A),XB(h)
- S(e);N_GUARD,S_CUTQ(d)::QAB(A),XP(a)
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