MESON Chess Problem Database
Problem Display
PID: 55151 (4K3/3p1p1Q/8/R2NNp2/3PkB2/1BP5/2P1qpP1/8 w - - 0 1)
Zigman, Matyaz
Comm., Problem TT, 1971
#2
11 + 6
| 56 | The Problemist | 2004 |
SOLUTION
- SOUND
- Sets
- 1...Qd3
- 2.cxd3#
- 1...Qf3
- 2.gxf3#
- 1...Qxc2
- 2.Bxc2#
- 1...Qd3
- Tries
- 1.Sd3?
- threat
- 2.Sc5#
- 2.Sf6#
- 1...Qxc2
- 2.Sc5#
- 1...d6
- 2.Sf6#
- 1...f6
- 2.Sc5#
- 2.Sxf6#
- 2.Qe7#
- 1...Qxd3!
- threat
- 1.Sf3?
- threat
- 2.Sg5#
- 1...Qxc2
- 2.Bxc2#
- 1...f6
- 2.Qe7#
- 1...Qxf3!
- threat
- 1.Sc4?
- threat
- 2.Sd6#
- 1...Qxc2
- 2.Bxc2#
- 1...d6
- 2.Sxd6#
- 1...Qxc4!
- threat
- 1.Sg4?
- threat
- 2.Sgf6#
- 1...Qxc2
- 2.Bxc2#
- 1...Qa6
- 2.Sxf2#
- 1...f6
- 2.Sgxf6#
- 2.Qe7#
- 1...Qxg4!
- threat
- 1.Sg6?
- threat
- 2.Sf6#
- 1...Qxc2
- 2.Bxc2#
- 1...fxg6
- 2.Qe7#
- 1...f6
- 2.Sxf6#
- 2.Qe7#
- 1...Qa6!
- threat
- 1.Sxd7?
- threat
- 2.Sc5#
- 2.S7f6#
- 1...Qxc2
- 2.Sc5#
- 2.Bxc2#
- 1...Qc4
- 2.S7f6#
- 1...Qa6
- 2.Sc5#
- 1...f6
- 2.Sc5#
- 2.S7xf6#
- 2.Qe7#
- 1...Qb5!
- threat
- 1.Sxf7?
- threat
- 2.Sg5#
- 2.Sd6#
- 1...Qxc2
- 2.Bxc2#
- 1...Qg4
- 2.Sd6#
- 1...Qa6
- 2.Sg5#
- 1...d6
- 2.Sg5#
- 2.Sxd6#
- 1...Qh5!
- threat
- 1.Bg5?
- threat
- 2.Sf6#
- 1...f6
- 2.Sxf6#
- 1...Qa6!
- threat
- 1.Bh6?
- threat
- 2.Sf6#
- 1...f6
- 2.Sxf6#
- 1...Qa6!
- threat
- 1.Qh2?
- threat
- 2.Sf6#
- 1...f6
- 2.Sxf6#
- 1...Qa6!
- threat
- 1.Qh6?
- threat
- 2.Sf6#
- 1...f6
- 2.Sxf6#
- 1...Qa6!
- threat
- 1.Sd3?
- Keys
- 1.g3!
- threat
- 2.Sf6#
- 1...Qa6
- 2.Qh1#
- 1...f6
- 2.Sxf6#
- threat
- 1.g3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 3
- Sets
- Q(a);OGATE::P(A),XQ(a)
- Q(a);OGATE::P(B),XQ(a)
- Q(a);OGATE,XP(A)::B(C),XQ(a)
- Tries
- Try
- S(I);
- Threat
- DUALS(2)
- Vars
- Q(a);XP(A)::S(I)
- P(e);::S(H)
- Refutation
- Q(a);XS(I)
- Try
- S(I);
- Threat
- S(I)
- Vars
- Q(a);OGATE,XP(A)::B(C),XQ(a)
- P(f);OGATE::QAR(J)
- Refutation
- Q(a);XS(I)
- Try
- S(I);
- Threat
- S(I)
- Vars
- Q(a);OGATE,XP(A)::B(C),XQ(a)
- P(e);::S(I),XP(e)
- Refutation
- Q(a);XS(I)
- Try
- S(I);
- Threat
- S(I)
- Vars
- Q(a);OGATE,XP(A)::B(C),XQ(a)
- Q(a);N_GUARD::S(I),XP(b)
- Refutation
- Q(a);XS(I)
- Try
- S(I);N_PINP(d)
- Threat
- S(H)
- Vars
- Q(a);OGATE,XP(A)::B(C),XQ(a)
- P(f);OGATE,XS(I)::QAR(J)
- Refutation
- Q(a);
- Try
- S(I);XP(e)
- Threat
- DUALS(2)
- Vars
- Q(a);::S(I)
- Refutation
- Q(a);P_PINS(I)
- Try
- S(I);XP(f)
- Threat
- DUALS(2)
- Vars
- Q(a);OGATE,XP(A)::B(C),XQ(a)
- Q(a);::S(I)
- Refutation
- Q(a);P_PINS(I)
- Try
- B(F);
- Threat
- S(H)
- Vars
- P(f);::S(H),XP(f)
- Refutation
- Q(a);
- Try
- B(F);
- Threat
- S(H)
- Vars
- P(f);::S(H),XP(f)
- Refutation
- Q(a);
- Try
- Q(J);N_PINP(d)
- Threat
- S(H)
- Vars
- P(f);::S(H),XP(f)
- Refutation
- Q(a);
- Try
- Q(J);N_PINP(d)
- Threat
- S(H)
- Vars
- P(f);::S(H),XP(f)
- Refutation
- Q(a);
- Try
- Actual
- P(B);
- Threat
- S(H)
- Vars
- Q(a);N_GUARD::QAB(J)
- P(f);::S(H),XP(f)
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