MESON Chess Problem Database
Problem Display
PID: 120102 (7K/8/2nBn2P/1N1k1N2/b7/1P6/1Q2P3/2r5 w - - 0 1)
Havelka, Frantisek
Sachove lity, 1900
#2
8 + 5
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Ra1
- 2.Sc3#
- 1...Rb1
- 2.Sc3#
- 1...Rd1
- 2.Sc3#
- 1...Re1
- 2.Sc3#
- 1...Rf1
- 2.Sc3#
- 1...Rg1
- 2.Sc3#
- 1...Rh1
- 2.Sc3#
- 1...Rc3
- 2.Sxc3#
- 1...Ra1
- Tries
- 1.Qc2?
- threat
- 2.Sc3#
- 2.Se3#
- 2.e4#
- 1...Bxb3
- 2.Se3#
- 2.e4#
- 1...Bxb5
- 2.e4#
- 1...Sed4
- 2.Sc7#
- 1...Sf4
- 2.Sc7#
- 1...Sc5
- 2.Sc7#
- 1...Sg5
- 2.Sc7#
- 1...Sc7
- 2.Sxc7#
- 1...Sg7
- 2.Sc7#
- 1...Sed8
- 2.Sc7#
- 1...Sf8
- 2.Sc7#
- 1...Re1
- 2.Sc3#
- 2.Se3#
- 2.Qc4#
- 1...Sb4
- 2.Se3#
- 2.Se7#
- 2.e4#
- 1...Scd4
- 2.Se3#
- 2.Se7#
- 2.e4#
- 1...Sa5
- 2.Se3#
- 2.Se7#
- 2.e4#
- 1...Se5
- 2.Se3#
- 2.Se7#
- 2.e4#
- 1...Sa7
- 2.Se3#
- 2.Se7#
- 2.e4#
- 1...Se7
- 2.Se3#
- 2.Sxe7#
- 2.e4#
- 1...Sb8
- 2.Se3#
- 2.Se7#
- 2.e4#
- 1...Scd8
- 2.Se3#
- 2.Se7#
- 2.e4#
- 1...Rxc2!
- threat
- 1.Qc2?
- Keys
- 1.Qb1!
- threat
- 2.Se3#
- 2.e4#
- 1...Rxb1
- 2.Sc3#
- 1...Bxb3
- 2.Se3#
- 1...Bxb5
- 2.e4#
- 1...Rc2
- 2.Qh1#
- 1...Sb4
- 2.Se7#
- 1...Scd4
- 2.Se7#
- 1...Sa5
- 2.Se7#
- 1...Se5
- 2.Se7#
- 1...Sa7
- 2.Se7#
- 1...Se7
- 2.Sxe7#
- 1...Sb8
- 2.Se7#
- 1...Scd8
- 2.Se7#
- 1...Sed4
- 2.Sc7#
- 1...Sf4
- 2.Sc7#
- 1...Sc5
- 2.Sc7#
- 1...Sg5
- 2.Sc7#
- 1...Sc7
- 2.Sxc7#
- 1...Sg7
- 2.Sc7#
- 1...Sed8
- 2.Sc7#
- 1...Sf8
- 2.Sc7#
- 1...Re1
- 2.Sc3#
- 2.Se3#
- 1...Rc3
- 2.Sxc3#
- 2.e4#
- 1...Rc4
- 2.Se3#
- threat
- 1.Qb1!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 20
- REMOVED MATES = 7
- Sets
- R(a);N_GUARD::S(D)
- R(a);N_GUARD,P_PINP(G)::S(D)
- R(a);N_GUARD::S(D),XR(a)
- Tries
- Try
- Q(A);
- Threat
- DUALS(3)
- Vars
- B(b);XS(D)::P(B)
- S(e);N_GUARD::S(D)
- S(e);N_GUARD::S(D),XS(e)
- Refutation
- R(a);XQ(A)
- Try
- Actual
- Q(A);
- Threat
- DUALS(2)
- Vars
- R(a);N_GUARD,XQ(A)::S(D)
- B(b);XP(C)::S(E)
- B(b);XS(D)::P(B)
- R(a);OGATE::QAB(A)
- S(d);N_GUARD::S(E)
- S(d);N_GUARD::S(E),XS(d)
- S(e);N_GUARD::S(D)
- S(e);N_GUARD::S(D),XS(e)
- R(a);::S(E)
Developed and maintained by Brian Stephenson.
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