MESON Chess Problem Database
Problem Display
PID: 160604 (8/8/8/8/4b3/KN5Q/1P6/1k1N4 w - - 0 1)
Lincoln, Robert A
British Chess Magazine, 2014
#2
5 + 2
SOLUTION
- SOUND
- Sets
- 1...Bh1
- 2.Qd3#
- 1...Bc2
- 2.Sc3#
- 1...Bg2
- 2.Qd3#
- 1...Bd3
- 2.Qxd3#
- 1...Bd5
- 2.Qd3#
- 1...Bf5
- 2.Qxf5#
- 1...Bc6
- 2.Qd3#
- 1...Bb7
- 2.Qd3#
- 1...Bh7
- 2.Qxh7#
- 1...Ba8
- 2.Qd3#
- 1...Bh1
- Tries
- 1.Qg2?
- threat
- 2.Sc3#
- 2.Qxe4#
- 1...Bc2
- 2.Sc3#
- 1...Bd3
- 2.Sc3#
- 1...Bf3
- 2.Sc3#
- 1...Bd5
- 2.Sc3#
- 1...Bf5
- 2.Sc3#
- 1...Bc6
- 2.Sc3#
- 1...Bg6
- 2.Sc3#
- 2.Qxg6#
- 1...Bb7
- 2.Sc3#
- 1...Bh7
- 2.Sc3#
- 1...Ba8
- 2.Sc3#
- 1...Bxg2!
- threat
- 1.Qc8?
- threat
- 2.Qc1#
- 1...Bc2
- 2.Sc3#
- 1...Bc6!
- threat
- 1.Qe3?
- threat
- 2.Qc1#
- 2.Qxe4#
- 1...Bc2
- 2.Sc3#
- 2.Qc1#
- 1...Bh1
- 2.Qc1#
- 2.Qd3#
- 1...Bg2
- 2.Qc1#
- 2.Qd3#
- 1...Bd3
- 2.Qc1#
- 2.Qxd3#
- 1...Bf3
- 2.Qc1#
- 2.Qd3#
- 1...Bd5
- 2.Qc1#
- 2.Qd3#
- 1...Bf5
- 2.Qc1#
- 1...Bc6
- 2.Qc1#
- 2.Qd3#
- 1...Bg6
- 2.Qc1#
- 1...Bb7
- 2.Qc1#
- 2.Qd3#
- 1...Bh7
- 2.Qc1#
- 1...Ba8
- 2.Qc1#
- 2.Qd3#
- 1...Kc2!
- threat
- 1.Qg2?
- Keys
- 1.Qf1!
- threat
- 2.Se3#
- 1...Kc2
- 2.Se3#
- 1...Bc2
- 2.Sc3#
- 1...Bg2
- 2.Qd3#
- 1...Bd3
- 2.Qxd3#
- 1...Bf3
- 2.Qd3#
- threat
- 1.Qf1!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 7
- Sets
- B(b);N_GUARD::QAB(E)
- B(b);SBLOCK::S(A)
- B(b);N_GUARD::QAB(E),XB(b)
- B(b);OGATEB::QAB(E),XB(b)
- Tries
- Try
- Q(E);
- Threat
- DUALS(2)
- Vars
- B(b);::S(A)
- Refutation
- B(b);XQ(E)
- Try
- Q(E);
- Threat
- QAR1(E)
- Vars
- B(b);SBLOCK::S(A)
- Refutation
- B(b);
- Try
- Q(E);
- Threat
- DUALS(2)
- Vars
- B(b);::QAR1(E)
- Refutation
- K(a);S_FLIGHT
- Try
- Actual
- Q(E);
- Threat
- QAR(E)+S(A)
- Vars
- K(a);S_FLIGHT::S(A)
- B(b);SBLOCK::QAR(E)+S(A),DCHECK
- B(b);N_GUARD::QAB(E)
- B(b);N_GUARD::QAB(E),XB(b)
Developed and maintained by Brian Stephenson.
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