MESON Chess Problem Database
Problem Display
PID: 187781 (3N1K2/3pN3/1P1k1p2/P4P2/P2q4/1n1P4/5Q2/6B1 w - - 0 1)
von Holzhausen, Walther Freiherr
Chess Weekly, 1909
#2
10 + 5
| 6490 | yacpdb | 2019 |
SOLUTION
- SOUND
- Sets
- 1...Ke5
- 2.Sf7#
- 1...Qa1
- 2.Sf7#
- 1...Qb2
- 2.Sf7#
- 1...Qc3
- 2.Sf7#
- 1...Qc5
- 2.Sf7#
- 1...Qe5
- 2.Sb7#
- 2.Sf7#
- 1...Qxb6
- 2.Bh2#
- 2.Qg3#
- 2.Qh2#
- 2.Qf4#
- 1...Qxd3
- 2.Sf7#
- 2.Qf4#
- 1...Qxa4
- 2.Sf7#
- 1...Qb4
- 2.Sf7#
- 1...Qe4
- 2.Sf7#
- 1...Qf4
- 2.Sf7#
- 2.Qxf4#
- 1...Qg4
- 2.Sf7#
- 1...Qh4
- 2.Sf7#
- 1...Sa1
- 2.Qxd4#
- 1...Sc1
- 2.Qxd4#
- 1...Sd2
- 2.Qxd4#
- 1...Sxa5
- 2.Qxd4#
- 1...Sc5
- 2.Sf7#
- 2.Qxd4#
- 1...Ke5
- Tries
- 1.Bh2+?
- 1...Qe5
- 2.Sb7#
- 2.Sf7#
- 1...Qf4
- 2.Sf7#
- 2.Bxf4#
- 1...Kc5!
- 1...Qe5
- 1.Qg3+?
- 1...Qe5
- 2.Sb7#
- 2.Sf7#
- 1...Qf4
- 2.Sf7#
- 2.Qxf4#
- 1...Kc5!
- 1...Qe5
- 1.Qh2+?
- 1...Qe5
- 2.Sb7#
- 2.Sf7#
- 1...Qf4
- 2.Sf7#
- 2.Qxf4#
- 1...Kc5!
- 1...Qe5
- 1.Qf4+?
- 1...Qe5
- 2.Sb7#
- 2.Sf7#
- 1...Qxf4
- 2.Sf7#
- 1...Kc5!
- 1...Qe5
- 1.Bh2+?
- Keys
- 1.Qb2!
- 1...Kc5
- 2.Qa3#
- 1...Ke5
- 2.Bh2#
- 1...Qxg1
- 2.Sb7#
- 1...Qxb2
- 2.Sf7#
- 1...Qxb6
- 2.Qh2#
- 1...Qxd3
- 2.Sb7#
- 2.Sf7#
- 2.Qxf6#
- 1...Qxa4
- 2.Sb7#
- 2.Sf7#
- 2.Qxf6#
- 1...Sxa5
- 2.Qxd4#
- 1...Qf2
- 2.Sb7#
- 1...Qc3
- 2.Sf7#
- 1...Qe3
- 2.Sb7#
- 1...Qc5
- 2.Sb7#
- 2.Sf7#
- 2.Qxf6#
- 1...Qe5
- 2.Sb7#
- 2.Sf7#
- 1...Qb4
- 2.Sb7#
- 2.Sf7#
- 2.Qxf6#
- 1...Qc4
- 2.Sb7#
- 1...Qe4
- 2.Sf7#
- 1...Qf4
- 2.Sb7#
- 2.Sf7#
- 2.Qxf6#
- 1...Qg4
- 2.Sb7#
- 2.Sf7#
- 2.Qxf6#
- 1...Qh4
- 2.Sb7#
- 2.Sf7#
- 1...Qd5
- 2.Sc8#
- 1...Sa1
- 2.Qxd4#
- 1...Sc1
- 2.Qxd4#
- 1...Sd2
- 2.Qxd4#
- 1...Sc5
- 2.Sf7#
- 2.Qxd4#
- 1...Kc5
- 1.Qb2!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 1
- ADDED MATES = 7
- REMOVED MATES = 6
- Sets
- K(c);S_FLIGHT::S(I)
- Q(b);::S(I)
- Q(b);XP(D)::S(I)
- S(a);N_GUARD::QAR2(B),XQ(b)
- S(a);N_GUARD,XP(E)::QAR2(B),XQ(b)
- Tries
- Try
- B(A);CHECK
- Refutation
- K(c);P_SPINQ(b),S_FLIGHT
- Try
- Q(B);CHECK
- Refutation
- K(c);P_SPINQ(b),S_FLIGHT
- Try
- Q(B);CHECK
- Refutation
- K(c);P_SPINQ(b),S_FLIGHT
- Try
- Q(B);CHECK
- Vars
- Q(b);XQ(B)::S(I)
- Refutation
- K(c);P_SPINQ(b),S_FLIGHT
- Try
- Actual
- Q(B);
- Vars
- K(c);P_SPINQ(b),S_FLIGHT::QAB(B)
- K(c);P_SPINQ(b),S_FLIGHT::B(A)
- Q(b);XB(A)::S(I)
- Q(b);XQ(B)::S(I)
- Q(b);N_GUARD,XP(G)::QAB(B)
- S(a);N_GUARD,XP(E)::QAR2(B),XQ(b)
- Q(b);::S(I)
- Q(b);SBLOCK::S(H)
- S(a);N_GUARD::QAR2(B),XQ(b)
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