MESON Chess Problem Database
Problem Display
PID: 219887 (8/4K2R/N7/1P1kP3/2q1R3/8/1nQ2N1n/5b2 w - - 0 1)
Kashcheev, Niktopolion Pavlovich
Land og Folk, 1970
(First published on Sun Jan 11 1970)
#2
8 + 5
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Qa2
- 2.Sb4#
- 2.Sc7#
- 2.Qc5#
- 2.Qc6#
- 1...Qe2
- 2.Sb4#
- 2.Sc7#
- 2.Qc5#
- 2.Qc6#
- 1...Qb3
- 2.Sc7#
- 2.Qc5#
- 2.Qc6#
- 1...Qd3
- 2.Sb4#
- 2.Sc7#
- 2.Qc5#
- 2.Qc6#
- 1...Qxb5
- 2.Sc7#
- 1...Qa4
- 2.Sc7#
- 2.Qc5#
- 2.Qc6#
- 1...Qb4+
- 2.Sxb4#
- 1...Qd4
- 2.Sc7#
- 2.Qc6#
- 1...Qxe4
- 2.Qxe4#
- 2.Qc5#
- 1...Qc5+
- 2.Qxc5#
- 1...Qc6
- 2.Sb4#
- 2.Qxc6#
- 1...Qc7+
- 2.Sxc7#
- 1...Qc8
- 2.Sb4#
- 1...Sd3
- 2.Qxc4#
- 1...Qa2
- Tries
- 1.Rh8?
- threat
- 2.Rd8#
- 1...Qb4+
- 2.Sxb4#
- 1...Qc5+
- 2.Qxc5#
- 1...Qc7+
- 2.Sxc7#
- 1...Qxb5
- 2.Sc7#
- 1...Qxe4
- 2.Qxe4#
- 2.Qc5#
- 1...Qc6
- 2.Sb4#
- 2.Qxc6#
- 1...Qc8
- 2.Sb4#
- 1...Bh3!
- threat
- 1.Rh8?
- Keys
- 1.Rh6!
- threat
- 2.Rd6#
- 1...Qb4+
- 2.Sxb4#
- 1...Qc5+
- 2.Qxc5#
- 1...Qc7+
- 2.Sxc7#
- 1...Qxe4
- 2.Qxe4#
- 2.Qc5#
- 1...Qc6
- 2.Sb4#
- 2.Qxc6#
- threat
- 1.Rh6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 3
- Sets
- Q(d);N_GUARD,XP(D)::S(F)
- Q(d);CHECK,N_GUARD::S(F),XQ(d)
- Q(d);CHECK,OGATE::QAR1(A),XQ(d)
- Q(d);N_GUARD::S(F)
- S(b);N_GUARD,S_CUTB(a)::QAB1(A),XQ(d)
- Tries
- Try
- R(H);
- Threat
- R(H)
- Vars
- Q(d);CHECK,N_GUARD::S(F),XQ(d)
- Q(d);CHECK,OGATE::QAR1(A),XQ(d)
- Q(d);N_GUARD,XP(D)::S(F)
- Q(d);N_GUARD::S(F)
- Refutation
- B(a);
- Try
- Actual
- R(H);
- Threat
- R1(H)
- Vars
- Q(d);CHECK,N_GUARD::S(F),XQ(d)
- Q(d);CHECK,OGATE::QAR1(A),XQ(d)
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