MESON Chess Problem Database
Problem Display
PID: 65190 (5br1/R2p4/1pkB2qQ/1p3P2/1P4P1/3N4/B7/5K2 w - - 0 1)
Witt, Andreas
Die Schwalbe, 2005
#2
9 + 7
SOLUTION
- SOUND
- Sets
- 1...Qh5
- 2.Se5#
- 2.Rc7#
- 1...Qf7
- 2.Se5#
- 2.Rc7#
- 1...Qh7
- 2.Se5#
- 2.Rc7#
- 1...Qe8
- 2.Rc7#
- 1...Qxg4
- 2.Se5#
- 2.Rc7#
- 1...Qg5
- 2.Se5#
- 2.Rc7#
- 1...Qxd6
- 2.Se5#
- 1...Qg7
- 2.Rc7#
- 1...Bxd6
- 2.Qh1#
- 1...Qh5
- Tries
- 1.Bh2?
- threat
- 2.Rc7#
- 1...Qd6
- 2.Se5#
- 1...d6
- 2.Qc1#
- 1...Bd6!
- threat
- 1.Bf4?
- threat
- 2.Rc7#
- 1...Qd6
- 2.Se5#
- 1...Bd6
- 2.Qh1#
- 1...d6!
- threat
- 1.Be5?
- threat
- 2.Rc7#
- 1...Bd6
- 2.Qh1#
- 1...d6
- 2.Qc1#
- 1...Qd6!
- threat
- 1.Bxf8?
- threat
- 2.Se5#
- 2.Qc1#
- 1...Qxh6
- 2.Se5#
- 1...Qd6
- 2.Se5#
- 2.Qxd6#
- 1...Qe6
- 2.Se5#
- 1...Qf6
- 2.Se5#
- 1...d6
- 2.Qc1#
- 1...Rxf8!
- threat
- 1.Qf4?
- threat
- 2.Rc7#
- 1...Bxd6
- 2.Qf3#
- 2.Qe4#
- 1...Qxd6!
- threat
- 1.Qxg6?
- threat
- 2.Se5#
- 2.Rc7#
- 1...Bxd6
- 2.Se5#
- 1...Bg7
- 2.Rc7#
- 1...Rxg6!
- threat
- 1.Bh2?
- Keys
- 1.Bg3!
- threat
- 2.Rc7#
- 1...Qd6
- 2.Se5#
- 1...Bd6
- 2.Qh1#
- 1...d6
- 2.Qc1#
- threat
- 1.Bg3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 2
- Sets
- Q(d);::R1(I)
- Q(d);P_SPINQ(d),XB(G)::S(C)
- B(f);SBLOCK,XB(G)::QAB(H)
- Tries
- Try
- B(G);P_PINQ(d)
- Threat
- R1(I)
- Vars
- Q(d);::S(C)
- P(e);N_SPINQ(d),S_CUTB(f)::QAR(H)
- Refutation
- B(f);N_SPINQ(d)
- Try
- B(G);P_PINQ(d)
- Threat
- R1(I)
- Vars
- Q(d);::S(C)
- B(f);N_SPINQ(d),S_CUTP(e)::QAB(H)
- Refutation
- P(e);N_SPINQ(d)
- Try
- B(G);P_PINQ(d)
- Threat
- R1(I)
- Vars
- B(f);N_SPINQ(d),S_CUTP(e)::QAB(H)
- P(e);N_SPINQ(d),S_CUTB(f)::QAR(H)
- Refutation
- Q(d);
- Try
- B(G);P_PINQ(d),XB(f)
- Threat
- DUALS(2)
- Vars
- Q(d);N_SPINQ(d),XQ(H)::S(C)
- Q(d);::S(C)
- Q(d);P_PINP(F)::S(C)
- P(e);N_SPINQ(d)::QAR(H)
- Refutation
- R(g);P_PINP(F),XB(G)
- Try
- Q(H);
- Threat
- R1(I)
- Refutation
- Q(d);XB(G)
- Try
- Q(H);XQ(d)
- Threat
- DUALS(2)
- Vars
- B(f);P_SPINB(f),XB(G)::S(C)
- B(f);::R1(I)
- Refutation
- R(g);XQ(H)
- Try
- Actual
- B(G);P_PINQ(d)
- Threat
- R1(I)
- Vars
- Q(d);::S(C)
- B(f);N_SPINQ(d),S_CUTP(e)::QAB(H)
- P(e);N_SPINQ(d),S_CUTB(f)::QAR(H)
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