MESON Chess Problem Database
Problem Display
PID: 15638 (Q7/2P2p2/1K2p3/1pR2pb1/b2kP3/3N3R/4B3/8 w - - 0 1)
Macleod, Norman Alasdair
3rd Prize, Thessalonika-2300 JT, 1986-1988
#2
8 + 7
| 3297 | FIDE Album (1986-1988) | 1995 |
SOLUTION
- SOUND
- Sets
- 1...Bd8
- 2.cxd8Q#
- 2.cxd8R#
- 1...e5
- 2.Qd5#
- 1...Bd8
- Tries
- 1.Se1?
- threat
- 2.Rd3#
- 1...Bc2
- 2.Sxc2#
- 1...Be3
- 2.Sf3#
- 1...fxe4!
- threat
- 1.Sb4?
- threat
- 2.Rd3#
- 1...fxe4
- 2.Sc6#
- 1...Bc2
- 2.Sxc2#
- 1...Be3!
- threat
- 1.Se5?
- threat
- 2.Rd3#
- 1...fxe4
- 2.Sc6#
- 1...Be3
- 2.Sf3#
- 1...Bc2!
- threat
- 1.Qxa4+?
- 1...b4
- 2.Qxb4#
- 1...bxa4!
- 1...b4
- 1.Qd8+?
- 1...Kxe4
- 2.Re5#
- 1...Bxd8!
- 1...Kxe4
- 1.Se1?
- Keys
- 1.Sf2!
- threat
- 2.Rd3#
- 1...fxe4
- 2.Qxe4#
- 1...Bc2
- 2.Qa1#
- 1...Be3
- 2.Qd8#
- threat
- 1.Sf2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 1
- Sets
- B(e);OGATE,P_PINP(G)::PXB(e)=Q
- P(f);N_GUARD::QAR1(H)
- Tries
- Try
- S(B);
- Threat
- R1(C)
- Vars
- B(a);N_GUARD::S(B),XB(a)
- B(e);SBLOCK::S(B)
- Refutation
- P(d);XP(D)
- Try
- S(B);
- Threat
- R1(C)
- Vars
- P(d);SBLOCK,XP(D)::S(B)
- B(a);N_GUARD::S(B),XB(a)
- Refutation
- B(e);
- Try
- S(B);
- Threat
- R1(C)
- Vars
- P(d);SBLOCK,XP(D)::S(B)
- B(e);SBLOCK::S(B)
- Refutation
- B(a);
- Try
- Q(H);CHECK,XB(a)
- Vars
- P(c);P_SPINP(c)::QAR2(H),XP(c)
- Refutation
- P(c);XQ(H)
- Try
- Q(H);CHECK
- Vars
- K(b);P-FLIGHT,XP(D)::R1(E)
- Refutation
- B(e);P_PINP(G),XQ(H)
- Try
- Actual
- S(B);
- Threat
- R1(C)
- Vars
- P(d);OGATE,XP(D)::QAR1(H),XP(d)
- B(a);OGATE::QAB(H)
- B(e);N_GUARD::QAR(H)
Developed and maintained by Brian Stephenson.
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