MESON Chess Problem Database
Problem Display
PID: 82207 (3Rb3/bN1p4/B1p2Kn1/3p2Q1/3kP3/1R1NpP2/4r2r/1n6 w - - 0 1)
Ahues, Herbert Siegfried Oskar
diagrammes, 1978
#2
9 + 11
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Sc3
- 2.Rb4#
- 1...Sf4
- 2.Qe5#
- 1...Sh4
- 2.Qe5#
- 1...Se5
- 2.Qxe5#
- 1...Se7
- 2.Qe5#
- 1...Sf8
- 2.Qe5#
- 1...Sh8
- 2.Qe5#
- 1...c5
- 2.Qxd5#
- 1...Sc3
- Tries
- 1.Sc1?
- threat
- 2.Rd3#
- 1...Rd2
- 2.Qxe3#
- 1...Sc3
- 2.Rb4#
- 1...Sf4
- 2.Qe5#
- 1...Se5
- 2.Qxe5#
- 1...dxe4!
- threat
- 1.Se1?
- threat
- 2.Rd3#
- 1...Rd2
- 2.Qxe3#
- 1...Sc3
- 2.Rb4#
- 1...Sf4
- 2.Qe5#
- 1...Se5
- 2.Qxe5#
- 1...dxe4!
- threat
- 1.Sb2?
- threat
- 2.Rd3#
- 1...Rd2
- 2.Qxe3#
- 1...Sc3
- 2.Rb4#
- 1...Sf4
- 2.Qe5#
- 1...Se5
- 2.Qxe5#
- 1...dxe4!
- threat
- 1.Sf2?
- threat
- 2.Rd3#
- 1...Rd2
- 2.Qxe3#
- 1...Sc3
- 2.Rb4#
- 1...Sf4
- 2.Qe5#
- 1...Se5
- 2.Qxe5#
- 1...dxe4!
- threat
- 1.Sb4?
- threat
- 2.Rd3#
- 1...dxe4
- 2.Sxc6#
- 1...Rd2
- 2.Qxe3#
- 1...Sf4
- 2.Qe5#
- 1...Se5
- 2.Qxe5#
- 1...Sc3!
- threat
- 1.Sf4?
- threat
- 2.Rd3#
- 1...Sxf4
- 2.Qe5#
- 1...dxe4
- 2.Se6#
- 1...Sc3
- 2.Rb4#
- 1...Se5
- 2.Qxe5#
- 1...Rd2!
- threat
- 1.Se5?
- threat
- 2.Rd3#
- 1...Sxe5
- 2.Qxe5#
- 1...dxe4
- 2.Sxc6#
- 1...Rd2
- 2.Qxe3#
- 1...Sc3
- 2.Rb4#
- 1...Sf4!
- threat
- 1.Sd6?
- threat
- 2.Sf5#
- 1...Sh4
- 2.Qe5#
- 1...Se7
- 2.Qe5#
- 1...dxe4!
- threat
- 1.Sc1?
- Keys
- 1.Sdc5!
- threat
- 2.Rd3#
- 1...dxe4
- 2.Se6#
- 1...Rd2
- 2.Qxe3#
- 1...Sc3
- 2.Rb4#
- 1...Sf4
- 2.Qe5#
- 1...Se5
- 2.Qxe5#
- threat
- 1.Sdc5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 5
- Sets
- S(a);SBLOCK::R(A)
- S(h);N_GUARD::QAB1(E)
- S(h);N_GUARD::QAB1(E),XS(h)
- P(g);N_GUARD::QAR1(E),XP(f)
- Tries
- Try
- S(B);
- Threat
- R1(A)
- Vars
- R(b);N_GUARD::QAB1(E),XP(d)
- S(a);SBLOCK::R(A)
- S(h);N_GUARD::QAB1(E)
- S(h);N_GUARD::QAB1(E),XS(h)
- Refutation
- P(f);P_SPINP(j),XP(D)
- Try
- S(B);
- Threat
- R1(A)
- Vars
- R(b);N_GUARD::QAB1(E),XP(d)
- S(a);SBLOCK::R(A)
- S(h);N_GUARD::QAB1(E)
- S(h);N_GUARD::QAB1(E),XS(h)
- Refutation
- P(f);P_SPINP(j),XP(D)
- Try
- S(B);
- Threat
- R1(A)
- Vars
- R(b);N_GUARD::QAB1(E),XP(d)
- S(a);SBLOCK::R(A)
- S(h);N_GUARD::QAB1(E)
- S(h);N_GUARD::QAB1(E),XS(h)
- Refutation
- P(f);P_SPINP(j),XP(D)
- Try
- S(B);
- Threat
- R1(A)
- Vars
- R(b);N_GUARD::QAB1(E),XP(d)
- S(a);SBLOCK::R(A)
- S(h);N_GUARD::QAB1(E)
- S(h);N_GUARD::QAB1(E),XS(h)
- Refutation
- P(f);P_SPINP(j),XP(D)
- Try
- S(B);
- Threat
- R1(A)
- Vars
- P(f);P_SPINP(j),XP(D)::S(B),XP(g)
- R(b);N_GUARD::QAB1(E),XP(d)
- S(h);N_GUARD::QAB1(E)
- S(h);N_GUARD::QAB1(E),XS(h)
- Refutation
- S(a);
- Try
- S(B);
- Threat
- R1(A)
- Vars
- S(h);N_GUARD,XS(B)::QAB1(E)
- P(f);P_SPINP(j),XP(D)::S(B)
- S(a);SBLOCK::R(A)
- S(h);N_GUARD::QAB1(E),XS(h)
- Refutation
- R(b);
- Try
- S(B);
- Threat
- R1(A)
- Vars
- S(h);OGATE,XS(B)::QAB1(E),XS(h)
- P(f);P_SPINP(j),XP(D)::S(B),XP(g)
- R(b);N_GUARD::QAB1(E),XP(d)
- S(a);SBLOCK::R(A)
- Refutation
- S(h);
- Try
- S(H);
- Threat
- S(H)
- Vars
- S(h);N_GUARD::QAB1(E)
- Refutation
- P(f);XP(D)
- Try
- Actual
- S(B);
- Threat
- R1(A)
- Vars
- P(f);P_SPINP(j),XP(D)::S(B)
- R(b);N_GUARD::QAB1(E),XP(d)
- S(a);SBLOCK::R(A)
- S(h);N_GUARD::QAB1(E)
- S(h);N_GUARD::QAB1(E),XS(h)
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