MESON Chess Problem Database
Problem Display
PID: 81437 (8/1n2N2K/2P2PQ1/1q4P1/3B1kN1/5P2/2p2PP1/2b5 w - - 0 1)
Belliboni, Caetano
Sakkelet, 1987
#2
11 + 5
SOLUTION
- SOUND
- Sets
- 1...Qf1
- 2.Sd5#
- 2.Be5#
- 2.Qf5#
- 1...Qe2
- 2.Sd5#
- 2.Qf5#
- 1...Qd3
- 2.Sd5#
- 2.Be5#
- 1...Qa4
- 2.Sd5#
- 2.Be5#
- 2.Qf5#
- 1...Qc4
- 2.Be5#
- 2.Qf5#
- 1...Qa6
- 2.Sd5#
- 2.Be5#
- 2.Qf5#
- 1...Qxc6
- 2.Be5#
- 2.Qf5#
- 1...Qb1
- 2.Sd5#
- 2.Be5#
- 2.Qf5#
- 1...Qb2
- 2.Sd5#
- 2.Qf5#
- 1...Qb3
- 2.Be5#
- 2.Qf5#
- 1...Qb4
- 2.Sd5#
- 2.Be5#
- 2.Qf5#
- 1...Qd5
- 2.Sxd5#
- 1...Qe5
- 2.Bxe5#
- 1...Qf5
- 2.Qxf5#
- 1...Qxg5
- 2.Qe4#
- 1...Qb6
- 2.Sd5#
- 2.Be5#
- 2.Qf5#
- 1...Bb2
- 2.Be3#
- 1...Ba3
- 2.Be3#
- 1...Be3
- 2.Bxe3#
- 1...Sc5
- 2.Sd5#
- 2.Be5#
- 2.Qf5#
- 1...Qf1
- Tries
- 1.Kh6?
- threat
- 2.Qe4#
- 1...Qxg5+
- 2.Qxg5#
- 1...Qxc6
- 2.Be5#
- 2.Qf5#
- 1...Qe2
- 2.Sd5#
- 2.Qf5#
- 1...Qd3
- 2.Sd5#
- 2.Be5#
- 1...Qd5
- 2.Sxd5#
- 1...Qe5
- 2.Bxe5#
- 1...Qf5
- 2.Qxf5#
- 1...Sc5
- 2.Sd5#
- 2.Be5#
- 2.Qf5#
- 1...Sd6!
- threat
- 1.Se5?
- threat
- 2.Qf5#
- 2.g3#
- 1...Qd3
- 2.Sxd3#
- 2.Sd5#
- 2.g3#
- 1...Sd6
- 2.g3#
- 1...Qxe5!
- threat
- 1.Kh6?
- Keys
- 1.Sh2!
- threat
- 2.g3#
- 1...Qxg5
- 2.Qe4#
- threat
- 1.Sh2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 6
- Sets
- Q(d);N_GUARD::S(J),XQ(d)
- Q(d);N_GUARD::B(D),XQ(d)
- Q(d);N_GUARD,P_PINQ(I)::QAR1(I),XQ(d)
- Q(d);SBLOCK,XP(F)::QAR1(I)
- B(a);N_GUARD::B(D)
- B(a);N_GUARD::B(D),XB(a)
- Tries
- Try
- K(K);P-FLIGHT
- Threat
- QAR1(I)
- Vars
- Q(d);CHECK,OGATE,XP(F)::QAB1(I),XQ(d)
- Q(d);N_GUARD::S(J),XQ(d)
- Q(d);N_GUARD::B(D),XQ(d)
- Q(d);N_GUARD::QAR1(I),XQ(d)
- Refutation
- S(e);
- Try
- S(E);
- Threat
- DUALS(2)
- Vars
- S(e);::P(B)
- Refutation
- Q(d);XS(E)
- Try
- Actual
- S(E);
- Threat
- P(B)
- Vars
- Q(d);SBLOCK,XP(F)::QAR1(I)
Developed and maintained by Brian Stephenson.
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