MESON Chess Problem Database
Problem Display
PID: 81517 (2Q5/1P6/1P1K1pp1/1N1pp3/1p2kB2/1P2Pp1B/q1p5/2N5 w - - 0 1)
Macleod, Norman Alasdair
1st Prize, Benidorm, 1990
#2
10 + 9
| 702 | Phenix | 1990 |
| 6455 | The Chessboard Adventures of Norman Macleod | 1996 |
SOLUTION
- SOUND
- Sets
- 1...Qa1
- 2.Qxc2#
- 1...Qa3
- 2.Qxc2#
- 1...Qa4
- 2.Qxc2#
- 1...Qa5
- 2.Qxc2#
- 1...Qa6
- 2.Qxc2#
- 1...Qa7
- 2.Qxc2#
- 1...Qa8
- 2.Qxc2#
- 1...f2
- 2.Bg2#
- 1...d4
- 2.Qc6#
- 1...exf4
- 2.Qe6#
- 2.Qe8#
- 1...g5
- 2.Bf5#
- 2.Qf5#
- 1...Qa1
- Tries
- 1.Kc5?
- threat
- 2.Sd6#
- 1...exf4
- 2.Qe6#
- 2.Qe8#
- 1...f2
- 2.Bg2#
- 1...Qa5!
- threat
- 1.Kc6?
- threat
- 2.Sd6#
- 1...exf4
- 2.Qe6#
- 2.Qe8#
- 1...f2
- 2.Bg2#
- 1...Qa4!
- threat
- 1.Ke6?
- threat
- 2.Sd6#
- 1...f2
- 2.Bg2#
- 1...exf4!
- threat
- 1.Kc7?
- threat
- 2.Sd6#
- 1...exf4
- 2.Qe6#
- 2.Qe8#
- 1...f2
- 2.Bg2#
- 1...d4!
- threat
- 1.Kd7?
- threat
- 2.Sd6#
- 1...exf4
- 2.Qe8#
- 1...d4
- 2.Qc6#
- 1...Qa4
- 2.Qxc2#
- 1...f2!
- threat
- 1.Bf1?
- threat
- 2.Bd3#
- 1...exf4
- 2.Qe6#
- 1...f2
- 2.Bg2#
- 1...Qxb3!
- threat
- 1.Qg4?
- threat
- 2.Bg5#
- 2.Bh6#
- 1...exf4
- 2.Qe6#
- 2.Qxf4#
- 1...g5
- 2.Bxg5#
- 2.Qf5#
- 1...f5!
- threat
- 1.Qe6?
- threat
- 2.Qxd5#
- 1...d4
- 2.Qd5#
- 1...Qxb3!
- threat
- 1.Qc4+?
- 1...d4
- 2.Qd3#
- 2.Qd5#
- 2.Qc6#
- 1...dxc4!
- 1...d4
- 1.Qc5?
- threat
- 2.Qxd5#
- 1...exf4
- 2.Qd4#
- 1...d4
- 2.Qd5#
- 2.Qc6#
- 1...Qxb3!
- threat
- 1.Qc6?
- threat
- 2.Qxd5#
- 1...exf4
- 2.Qe8#
- 1...Qxb3!
- threat
- 1.Qg8?
- threat
- 2.Qxd5#
- 1...exf4
- 2.Qe6#
- 2.Qe8#
- 1...d4
- 2.Qd5#
- 1...Qxb3!
- threat
- 1.Kc5?
- Keys
- 1.Ke7!
- threat
- 2.Sd6#
- 1...exf4
- 2.Qe6#
- 1...f2
- 2.Bg2#
- 1...d4
- 2.Qc6#
- threat
- 1.Ke7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 7
- Sets
- Q(a);N_GUARD::QAB(J),XP(b)
- Q(a);N_GUARD,P_PINP(G)::QAB(J),XP(b)
- P(c);OGATEB::B(D)
- P(f);OGATEB::QAB(J)
- Tries
- Try
- K(H);S_FLIGHT
- Threat
- S(F)
- Vars
- P(c);OGATEB::B(D)
- Refutation
- Q(a);P_PINS(F)
- Try
- K(H);P-FLIGHT
- Threat
- S(F)
- Vars
- P(c);OGATEB::B(D)
- Refutation
- Q(a);P_PINS(F)
- Try
- K(H);P-FLIGHT
- Threat
- S(F)
- Vars
- P(c);OGATEB::B(D)
- Refutation
- P(g);XB(E)
- Try
- K(H);S_FLIGHT
- Threat
- S(F)
- Vars
- P(c);OGATEB::B(D)
- Refutation
- P(f);
- Try
- K(H);P-FLIGHT
- Threat
- S(F)
- Vars
- P(g);OGATEB,XB(E)::QAR(J)
- P(f);OGATEB::QAB(J)
- Q(a);N_GUARD,P_PINS(F)::QAB(J),XP(b)
- Refutation
- P(c);
- Try
- B(D);
- Threat
- B(D)
- Vars
- P(g);OGATEB,XB(E)::QAR2(J)
- P(c);OGATEB::B(D)
- Refutation
- Q(a);XP(B)
- Try
- Q(J);
- Threat
- DUALS(2)
- Refutation
- P(h);
- Try
- Q(J);P_PINP(g)
- Threat
- QAB1(J),XP(f)
- Vars
- P(f);::QAB1(J)
- Refutation
- Q(a);XP(B)
- Try
- Q(J);CHECK
- Refutation
- P(f);XQ(J)
- Try
- Q(J);
- Threat
- QAB1(J),XP(f)
- Vars
- P(g);N_GUARD,XB(E)::QAR1(J)
- Refutation
- Q(a);XP(B)
- Try
- Q(J);P_PINP(f)
- Threat
- QAB1(J),XP(f)
- Vars
- P(g);OGATEB,XB(E)::QAR(J)
- Refutation
- Q(a);XP(B)
- Try
- Q(J);
- Threat
- QAB1(J),XP(f)
- Vars
- P(f);::QAB1(J)
- Refutation
- Q(a);XP(B)
- Try
- Actual
- K(H);S_FLIGHT
- Threat
- S(F)
- Vars
- P(g);OGATEB,XB(E)::QAR2(J)
- P(c);OGATEB::B(D)
- P(f);OGATEB::QAB(J)
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