MESON Chess Problem Database
Problem Display
PID: 15542 (3N4/1R6/2Pp4/B1kpp3/b7/Pp1PNp1Q/1p3P2/1K6 w - - 0 1)
Kapralos, Demetrius N
3rd Prize, Probleemblad 148. TT, 1985
#2
10 + 8
SOLUTION
- SOUND
- Sets
- 1...Bb5
- 2.Bb6#
- 1...Bxc6
- 2.Se6#
- 1...d4
- 2.Bb4#
- 1...Bb5
- Tries
- 1.Bc3?
- 1...Bxc6
- 2.Se6#
- 1...d4
- 2.Bb4#
- 1...e4
- 2.d4#
- 1...Bb5!
- 1...Bxc6
- 1.Qf1?
- 1...Kd4
- 2.Se6#
- 1...Bxc6
- 2.Se6#
- 1...Bb5
- 2.Bb6#
- 1...d4
- 2.Bb4#
- 1...e4!
- 1...Kd4
- 1.Qg4?
- threat
- 2.Bb4#
- 2.Qb4#
- 1...d4
- 2.Bb4#
- 1...e4!
- threat
- 1.Qe6?
- threat
- 2.Qxd5#
- 1...Kd4
- 2.Qxd5#
- 1...d4
- 2.Bb4#
- 2.Qc4#
- 2.Qd5#
- 1...Bxc6!
- threat
- 1.Qxf3?
- threat
- 2.Qxd5#
- 1...Kd4
- 2.Qxd5#
- 1...Bxc6
- 2.Se6#
- 1...d4
- 2.Se6#
- 2.Bb4#
- 2.Qd5#
- 1...e4!
- threat
- 1.Qh4?
- threat
- 2.Bb4#
- 2.Qb4#
- 1...d4
- 2.Bb4#
- 1...e4!
- threat
- 1.Qh5?
- 1...Bxc6
- 2.Se6#
- 1...e4
- 2.Qxd5#
- 1...Bb5
- 2.Bb6#
- 1...d4
- 2.Bb4#
- 1...Kd4!
- 1...Bxc6
- 1.Qh7?
- 1...Kd4
- 2.Se6#
- 1...Bxc6
- 2.Se6#
- 1...Bb5
- 2.Bb6#
- 1...d4
- 2.Bb4#
- 1...e4!
- 1...Kd4
- 1.Qh8?
- 1...Bxc6
- 2.Se6#
- 1...e4
- 2.Bb4#
- 2.Qc3#
- 2.d4#
- 1...Bb5
- 2.Bb6#
- 1...d4
- 2.Bb4#
- 1...Kd4!
- 1...Bxc6
- 1.d4+?
- 1...exd4
- 2.Bb4#
- 1...Kxd4!
- 1...exd4
- 1.Bc3?
- Keys
- 1.Qf5!
- 1...Kd4
- 2.Se6#
- 1...Bxc6
- 2.Se6#
- 1...Bb5
- 2.Bb6#
- 1...d4
- 2.Bb4#
- 1...e4
- 2.Qxd5#
- 1...Kd4
- 1.Qf5!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- B(d);SBLOCK::B(G)
- B(d);SBLOCK,XP(H)::S(J)
- P(f);SBLOCK::B(G)
- Tries
- Try
- B(G);
- Vars
- B(d);SBLOCK,XP(H)::S(J)
- P(f);SBLOCK::B(G)
- P(g);N_GUARD::P(D)
- Refutation
- B(d);
- Try
- Q(F);
- Vars
- K(e);S_FLIGHT::S(J)
- B(d);SBLOCK,XP(H)::S(J)
- B(d);SBLOCK::B(G)
- P(f);SBLOCK::B(G)
- Refutation
- P(g);
- Try
- Q(F);
- Threat
- DUALS(2)
- Vars
- P(f);::B(G)
- Refutation
- P(g);
- Try
- Q(F);
- Threat
- QAR1(F),XP(f)
- Vars
- K(e);S_FLIGHT::QAR1(F),XP(f)
- Refutation
- B(d);XP(H)
- Try
- Q(F);XP(c)
- Threat
- QAR1(F),XP(f)
- Vars
- K(e);S_FLIGHT::QAR1(F),XP(f)
- B(d);SBLOCK,XP(H)::S(J)
- Refutation
- P(g);
- Try
- Q(F);
- Threat
- DUALS(2)
- Vars
- P(f);::B(G)
- Refutation
- P(g);
- Try
- Q(F);
- Vars
- B(d);SBLOCK,XP(H)::S(J)
- P(g);OGATE,P_SPINP(f)::QAR1(F),XP(f)
- B(d);SBLOCK::B(G)
- P(f);P_SPINP(g),SBLOCK::B(G)
- Refutation
- K(e);S_FLIGHT
- Try
- Q(F);
- Vars
- K(e);S_FLIGHT::S(J)
- B(d);SBLOCK,XP(H)::S(J)
- B(d);SBLOCK::B(G)
- P(f);SBLOCK::B(G)
- Refutation
- P(g);
- Try
- Q(F);
- Vars
- B(d);SBLOCK,XP(H)::S(J)
- B(d);SBLOCK::B(G)
- P(f);SBLOCK::B(G)
- Refutation
- K(e);P_SPINP(g),S_FLIGHT
- Try
- P(D);CHECK
- Vars
- P(g);SBLOCK,XP(D)::B(G)
- Refutation
- K(e);S_FLIGHT,XP(D)
- Try
- Actual
- Q(F);
- Vars
- K(e);S_FLIGHT::S(J)
- B(d);SBLOCK,XP(H)::S(J)
- B(d);SBLOCK::B(G)
- P(f);P_SPINP(g),SBLOCK::B(G)
- P(g);OGATE,P_SPINP(f)::QAR1(F),XP(f)
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