MESON Chess Problem Database
Problem Display
PID: 79291 (q7/3b3r/3N1R2/2P1k1B1/2Pp1R2/3B3P/4P1pN/n5K1 w - - 0 1)
Ahues, Herbert Siegfried Oskar
Sachsische Zeitung, 1994
#2
11 + 7
| 6114 | Problemschach-Jahrbuch (1994) | 1995 |
SOLUTION
- SOUND
- Sets
- 1...Qf3
- 2.Sxf3#
- 1...Qe4
- 2.Rxe4#
- 1...Qa2
- 2.Sf3#
- 2.Re4#
- 1...Qa3
- 2.Sf3#
- 2.Re4#
- 1...Qa4
- 2.Sf3#
- 2.Re4#
- 1...Qa5
- 2.Sf3#
- 2.Re4#
- 1...Qa6
- 2.Sf3#
- 2.Re4#
- 1...Qa7
- 2.Sf3#
- 2.Re4#
- 1...Qb8
- 2.Sf3#
- 2.Re4#
- 1...Qc8
- 2.Sf3#
- 2.Re4#
- 1...Qd8
- 2.Sf3#
- 2.Re4#
- 1...Qe8
- 2.Sf3#
- 2.Re4#
- 1...Qf8
- 2.Sf3#
- 2.Re4#
- 1...Qg8
- 2.Sf3#
- 2.Re4#
- 1...Qh8
- 2.Sf3#
- 2.Re4#
- 1...Rxh3
- 2.Sf7#
- 1...Rh4
- 2.Sf7#
- 1...Rh5
- 2.Sf7#
- 1...Rh6
- 2.Sf7#
- 1...Rf7
- 2.Sxf7#
- 1...Rh8
- 2.Sf7#
- 1...Ba4
- 2.Sg4#
- 2.R4f5#
- 1...Bg4
- 2.Sxg4#
- 1...Bb5
- 2.Sg4#
- 2.R4f5#
- 1...Bf5
- 2.R4xf5#
- 1...Bc6
- 2.Sg4#
- 2.R4f5#
- 1...Be8
- 2.Sg4#
- 2.R4f5#
- 1...Qf3
- Tries
- 1.Se4?
- threat
- 2.Sf3#
- 1...Qxe4
- 2.Rxe4#
- 1...Bg4
- 2.Sxg4#
- 1...Rxh3!
- threat
- 1.Sf5?
- threat
- 2.Sg4#
- 1...Bxf5
- 2.R4xf5#
- 1...Qf3
- 2.Sxf3#
- 1...Rh4!
- threat
- 1.Sb7?
- threat
- 2.Sf3#
- 2.Re4#
- 1...Rxh3
- 2.Re4#
- 1...Rh4
- 2.Sf3#
- 1...Bg4
- 2.Sxg4#
- 2.Re4#
- 1...Bf5
- 2.Sf3#
- 2.R4xf5#
- 1...Bc6
- 2.Sg4#
- 2.R4f5#
- 1...Qxb7!
- threat
- 1.Be4?
- threat
- 2.Sf3#
- 1...Qxe4
- 2.Rxe4#
- 1...Rxh3
- 2.Sf7#
- 1...Bg4
- 2.Sxg4#
- 1...Qa3!
- threat
- 1.e4?
- threat
- 2.Sf3#
- 1...Qxe4
- 2.Rxe4#
- 1...Rxh3
- 2.Sf7#
- 1...Bg4
- 2.Sxg4#
- 1...dxe4 ep!
- threat
- 1.Se4?
- Keys
- 1.Bf5!
- threat
- 2.Sg4#
- 1...Bxf5
- 2.R4xf5#
- 1...Qf3
- 2.Sxf3#
- 1...Rh4
- 2.Sf7#
- threat
- 1.Bf5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 7
- Sets
- Q(g);N_GUARD::S(C),XQ(g)
- Q(g);N_GUARD::R1(G),XQ(g)
- R(f);N_GUARD,XP(E)::S(J)
- R(f);N_GUARD::S(J)
- R(f);N_GUARD::S(J),XR(f)
- B(e);N_GUARD::S(C),XB(e)
- B(e);N_GUARD::R1(G),XB(e)
- Tries
- Try
- S(J);
- Threat
- S(C)
- Vars
- Q(g);OGATE,XS(J)::R1(G),XQ(g)
- B(e);N_GUARD::S(C),XB(e)
- Refutation
- R(f);XP(E)
- Try
- S(J);
- Threat
- S(C)
- Vars
- B(e);OGATE,XS(J)::R1(G),XB(e)
- Q(g);N_GUARD::S(C),XQ(g)
- Refutation
- R(f);
- Try
- S(J);
- Threat
- DUALS(2)
- Vars
- R(f);XP(E)::R1(G)
- R(f);::S(C)
- Refutation
- Q(g);XS(J)
- Try
- B(D);
- Threat
- S(C)
- Vars
- Q(g);OGATE,XB(D)::R1(G),XQ(g)
- R(f);N_GUARD,XP(E)::S(J)
- B(e);N_GUARD::S(C),XB(e)
- Refutation
- Q(g);
- Try
- P(B);
- Threat
- S(C)
- Vars
- Q(g);OGATE,XP(B)::R1(G),XQ(g)
- R(f);N_GUARD,XP(E)::S(J)
- B(e);N_GUARD::S(C),XB(e)
- Refutation
- P(c);EP,XP(B)
- Try
- Actual
- B(D);
- Threat
- S(C)
- Vars
- B(e);OGATE,XB(D)::R1(G),XB(e)
- Q(g);N_GUARD::S(C),XQ(g)
- R(f);N_GUARD::S(J)
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