MESON Chess Problem Database
Problem Display
PID: 54998 (8/3qpBN1/3N3R/2Ppkpp1/1b2P3/5Q2/7K/1nn3B1 w - - 0 1)
Maleika, Gerhard
3rd Prize, Die Schwalbe, 1999/II
#2
9 + 9
| 23 | Die Schwalbe | 2003 |
SOLUTION
- SOUND
- Sets
- 1...Qa4
- 2.Re6#
- 2.Qxf5#
- 1...Qb5
- 2.Re6#
- 2.Qxf5#
- 1...Qc6
- 2.Re6#
- 2.Qxf5#
- 1...Qe6
- 2.Rxe6#
- 1...Qe8
- 2.Re6#
- 2.Qxf5#
- 1...Qxd6
- 2.Qxf5#
- 1...Qa7
- 2.Re6#
- 2.Qxf5#
- 1...Qb7
- 2.Re6#
- 2.Qxf5#
- 1...Qc7
- 2.Re6#
- 2.Qxf5#
- 1...Qd8
- 2.Re6#
- 2.Qxf5#
- 1...dxe4
- 2.Sc4#
- 1...d4
- 2.Sc4#
- 1...fxe4
- 2.Qg3#
- 1...Qa4
- Tries
- 1.Sgxf5?
- threat
- 2.Bd4#
- 2.Qg3#
- 1...Qxf5
- 2.Qxf5#
- 1...Qxd6
- 2.Bd4#
- 1...Bxc5
- 2.Qg3#
- 1...exd6
- 2.Bd4#
- 1...Be1
- 2.Bd4#
- 1...Bd2
- 2.Bd4#
- 1...Bc3
- 2.Qg3#
- 1...Sb3
- 2.Qg3#
- 1...Sd3
- 2.Bd4#
- 1...d4
- 2.Sc4#
- 2.Bxd4#
- 2.Qg3#
- 1...Se2!
- threat
- 1.Se6?
- threat
- 2.Bd4#
- 2.Qxf5#
- 1...Qxe6
- 2.Rxe6#
- 1...dxe4
- 2.Qxf5#
- 1...fxe4
- 2.Bd4#
- 2.Qg3#
- 2.Qf5#
- 1...Bc3
- 2.Qxf5#
- 1...Se2
- 2.Qxf5#
- 1...Sb3
- 2.Qxf5#
- 1...d4
- 2.Sc4#
- 2.Bxd4#
- 2.Qxf5#
- 1...f4
- 2.Bd4#
- 1...Bxc5!
- threat
- 1.Bxd5?
- threat
- 2.Sc4#
- 2.Sf7#
- 1...Qxd6
- 2.Qxf5#
- 1...fxe4
- 2.Qxe4#
- 1...Qb5
- 2.Sf7#
- 2.Re6#
- 2.Qxf5#
- 1...Qe6
- 2.Sc4#
- 2.Rxe6#
- 1...Qe8
- 2.Sc4#
- 2.Re6#
- 2.Qxf5#
- 1...Sd2
- 2.Sf7#
- 1...Sa3
- 2.Sf7#
- 1...e6
- 2.Sc4#
- 1...exd6!
- threat
- 1.exd5?
- threat
- 2.Sc4#
- 2.Qe3#
- 1...Qxd6
- 2.Qe3#
- 2.Qxf5#
- 1...Bxc5
- 2.Sc4#
- 1...exd6
- 2.Qe3#
- 1...Qb5
- 2.Re6#
- 2.Qe3#
- 2.Qxf5#
- 1...Qe6
- 2.Sc4#
- 2.Rxe6#
- 1...Bd2
- 2.Sc4#
- 1...Sa3
- 2.Qe3#
- 1...Sc3
- 2.Sc4#
- 1...f4
- 2.Sc4#
- 2.Qe4#
- 1...e6
- 2.Sc4#
- 1...Sd2!
- threat
- 1.exf5?
- threat
- 2.Qe3#
- 2.Qg3#
- 1...Qxf5
- 2.Qxf5#
- 1...Qxd6
- 2.Qe3#
- 1...Bxc5
- 2.Qg3#
- 1...exd6
- 2.Qe3#
- 1...Be1
- 2.Qe3#
- 1...Sd2
- 2.Qg3#
- 1...Sc3
- 2.Qg3#
- 1...Se2
- 2.Qe3#
- 1...Sd3
- 2.Qe3#
- 1...d4
- 2.Sc4#
- 2.Qe4#
- 2.Qg3#
- 1...Bd2!
- threat
- 1.Sgxf5?
- Keys
- 1.Be6!
- threat
- 2.Sf7#
- 2.Qxf5#
- 1...Qxe6
- 2.Rxe6#
- 1...Qxd6
- 2.Qxf5#
- 1...Bxc5
- 2.Sf7#
- 1...fxe4
- 2.Sf7#
- 2.Qg3#
- 2.Qf5#
- 1...exd6
- 2.Qxf5#
- 1...Qe8
- 2.Qxf5#
- 1...f4
- 2.Sf7#
- threat
- 1.Be6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 3
- Sets
- Q(h);N_GUARD::R1(G),XQ(h)
- Q(h);N_GUARD,XS(F)::QAR1(C),XP(f)
- P(d);N_GUARD,XP(D)::S(F)
- P(d);N_GUARD::S(F)
- P(f);N_GUARD,XP(D)::QAB(C)
- Tries
- Try
- S(I);XP(f)
- Threat
- DUALS(2)
- Vars
- Q(h);OGATE,XS(I)::QAR1(C),XQ(h)
- Q(h);XS(F)::B(A)
- B(c);XP(E)::QAB(C)
- P(i);XS(F)::B(A)
- B(c);::B(A)
- B(c);::QAB(C)
- S(b);::QAB(C)
- S(b);::B(A)
- Refutation
- S(b);
- Try
- S(I);
- Threat
- DUALS(2)
- Vars
- Q(h);OGATE,XS(I)::R1(G),XQ(h)
- P(d);XP(D)::QAR1(C),XP(f)
- B(c);::QAR1(C),XP(f)
- S(b);::QAR1(C),XP(f)
- P(f);::B(A)
- Refutation
- B(c);XP(E)
- Try
- B(H);XP(d)
- Threat
- DUALS(2)
- Vars
- Q(h);N_GUARD,XS(F)::QAR1(C),XP(f)
- P(f);OGATE,XP(D)::QAR1(C),XP(f)
- S(a);::S(F)
- P(i);::S(F)
- Refutation
- P(i);XS(F)
- Try
- P(D);XP(d)
- Threat
- DUALS(2)
- Vars
- B(c);XP(E)::S(F)
- P(i);XS(F)::QAR2(C)
- B(c);::S(F)
- S(a);::QAR2(C)
- S(a);::S(F)
- P(i);::S(F)
- Refutation
- S(a);
- Try
- P(D);XP(f)
- Threat
- DUALS(2)
- Vars
- Q(h);OGATE,XP(D)::QAR1(C),XQ(h)
- Q(h);XS(F)::QAR2(C)
- B(c);XP(E)::QAB(C)
- P(i);XS(F)::QAR2(C)
- B(c);::QAR2(C)
- S(a);::QAB(C)
- S(b);::QAR2(C)
- Refutation
- B(c);
- Try
- Actual
- B(H);
- Threat
- DUALS(2)
- Vars
- Q(h);OGATE,XB(H)::R1(G),XQ(h)
- Q(h);XS(F)::QAR1(C),XP(f)
- B(c);XP(E)::S(F)
- P(i);XS(F)::QAR1(C),XP(f)
- Q(h);::QAR1(C),XP(f)
- P(f);::S(F)
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