MESON Chess Problem Database
Problem Display
PID: 139464 (K7/3pp3/2pb2Rn/1ppk1p2/3N4/1P2Q1P1/5B2/8 w - - 0 1)
Janevski, Zivko
Troll, 2010
#2
7 + 9
SOLUTION
- SOUND
- Sets
- 1...Be5
- 2.Qf3#
- 1...cxd4
- 2.Qxd4#
- 1...Be5
- Tries
- 1.Se2?
- threat
- 2.Sc3#
- 1...Be5
- 2.Qf3#
- 1...b4!
- threat
- 1.Sxb5?
- threat
- 2.Sc3#
- 1...Be5
- 2.Qf3#
- 1...cxb5!
- threat
- 1.Sxc6?
- threat
- 2.Qf3#
- 1...Kxc6
- 2.Qxc5#
- 1...dxc6
- 2.Qe6#
- 1...e5!
- threat
- 1.Qd3?
- threat
- 2.Sf3#
- 1...Ke5
- 2.Sf3#
- 1...cxd4
- 2.Qxd4#
- 1...Be5
- 2.Qf3#
- 1...c4!
- threat
- 1.Se2?
- Keys
- 1.Sf3!
- threat
- 2.Qd3#
- 1...Be5
- 2.Qxe5#
- 1...c4
- 2.Qd4#
- threat
- 1.Sf3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 1
- REMOVED MATES = 1
- Sets
- B(f);SBLOCK::QAB(C)
- P(b);OGATE,XS(E)::QAR1(C),XP(b)
- Tries
- Try
- S(E);
- Threat
- S(E)
- Vars
- B(f);SBLOCK::QAB(C)
- Refutation
- P(a);
- Try
- S(E);XP(a)
- Threat
- S(E)
- Vars
- B(f);SBLOCK::QAB(C)
- Refutation
- P(e);XS(E)
- Try
- S(E);XP(e)
- Threat
- QAB(C)
- Vars
- K(c);P_SPINB(f),S_FLIGHT,XS(E)::QAR1(C),XP(b)
- P(h);N_GUARD,SBLOCK,XS(E)::QAB1(C)
- Refutation
- P(i);
- Try
- Q(C);
- Threat
- QAR(C)+S(E)
- Vars
- K(c);P-FLIGHT::S(E)
- P(b);OGATE,P_SPINP(b),XS(E)::QAR1(C),XP(b)
- B(f);SBLOCK::QAB(C)
- Refutation
- P(b);
- Try
- Actual
- S(E);
- Threat
- QAR2(C)
- Vars
- B(f);N_GUARD::QAR1(C),XB(f)
- P(b);N_GUARD::QAR1(C)
Developed and maintained by Brian Stephenson.
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