MESON Chess Problem Database
Problem Display
PID: 246094 (2q5/8/8/8/1N6/8/2QP4/k1K2R2 w - - 0 1)
Zinoviev, Nikolai
Problemist Pribuzhya, 1992
#2
5 + 2
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Qh3
- 2.Qb1#
- 2.Qa2#
- 2.Qb2#
- 1...Qg4
- 2.Qb1#
- 2.Qa4#
- 2.Qa2#
- 2.Qb2#
- 2.Qc3#
- 1...Qf5
- 2.Qa4#
- 2.Qa2#
- 2.Qb2#
- 2.Qc3#
- 1...Qa6
- 2.Qb1#
- 2.Qb2#
- 2.Qc3#
- 1...Qe6
- 2.Qb1#
- 2.Qb2#
- 2.Qc3#
- 1...Qb7
- 2.Qb1#
- 2.Qa4#
- 2.Qa2#
- 2.Qb2#
- 2.Qc3#
- 1...Qd7
- 2.Qb1#
- 2.Qa2#
- 2.Qb2#
- 2.Qc3#
- 1...Qxc2+
- 2.Kxc2#
- 1...Qc3
- 2.Qxc3#
- 1...Qa8
- 2.Qb1#
- 2.Qb2#
- 2.Qc3#
- 1...Qb8
- 2.Qb1#
- 2.Qa4#
- 2.Qa2#
- 2.Qb2#
- 2.Qc3#
- 1...Qd8
- 2.Qb1#
- 2.Qa4#
- 2.Qa2#
- 2.Qb2#
- 2.Qc3#
- 1...Qe8
- 2.Qb1#
- 2.Qa2#
- 2.Qb2#
- 2.Qc3#
- 1...Qf8
- 2.Qb1#
- 2.Qa4#
- 2.Qa2#
- 2.Qb2#
- 2.Qc3#
- 1...Qg8
- 2.Qb1#
- 2.Qb2#
- 2.Qc3#
- 1...Qh8
- 2.Qb1#
- 2.Qa4#
- 2.Qa2#
- 1...Qh3
- Tries
- 1.Sc6?
- threat
- 2.Qb1#
- 2.Qa4#
- 2.Qb2#
- 1...Qh3
- 2.Qb1#
- 2.Qb2#
- 1...Qg4
- 2.Qb1#
- 2.Qb2#
- 1...Qf5
- 2.Qa4#
- 2.Qb2#
- 1...Qa6
- 2.Qb1#
- 2.Qb2#
- 1...Qe6
- 2.Qb1#
- 2.Qb2#
- 1...Qb7
- 2.Qa4#
- 1...Qa8
- 2.Qb1#
- 2.Qb2#
- 1...Qb8
- 2.Qa4#
- 1...Qf8
- 2.Qb1#
- 2.Qb2#
- 1...Qg8
- 2.Qb1#
- 2.Qb2#
- 1...Qh8
- 2.Qb1#
- 2.Qa4#
- 1...Qxc6!
- threat
- 1.Qc4?
- threat
- 2.Kc2#
- 2.Sc2#
- 1...Qh3
- 2.Sc2#
- 2.Qa2#
- 1...Qg4
- 2.Sc2#
- 2.Qa2#
- 2.Qa6#
- 2.Qc3#
- 1...Qf5
- 2.Qa2#
- 2.Qc3#
- 2.Qd4#
- 1...Qe6
- 2.Sc2#
- 2.Qc3#
- 2.Qd4#
- 1...Qe8
- 2.Sc2#
- 2.Qa2#
- 2.Qc3#
- 2.Qd4#
- 1...Qf8
- 2.Sc2#
- 2.Qa2#
- 2.Qa6#
- 2.Qc3#
- 2.Qd4#
- 1...Qxc4+!
- threat
- 1.d4?
- threat
- 2.Kd2#
- 1...Qxc2+
- 2.Kxc2#
- 1...Qh3
- 2.Qb1#
- 2.Qa2#
- 2.Qb2#
- 1...Qg4
- 2.Qb1#
- 2.Qa4#
- 2.Qa2#
- 2.Qb2#
- 2.Qc3#
- 1...Qf5
- 2.Qa4#
- 2.Qa2#
- 2.Qb2#
- 2.Qc3#
- 1...Qa6
- 2.Qb1#
- 2.Qb2#
- 2.Qc3#
- 1...Qe6
- 2.Qb1#
- 2.Qb2#
- 2.Qc3#
- 1...Qc3
- 2.Qxc3#
- 1...Qe8
- 2.Qb1#
- 2.Qa2#
- 2.Qb2#
- 2.Qc3#
- 1...Qf8
- 2.Qb1#
- 2.Qa4#
- 2.Qa2#
- 2.Qb2#
- 2.Qc3#
- 1...Qc4!
- threat
- 1.Sc6?
- Keys
- 1.d3!
- threat
- 2.Kd2#
- 1...Qxc2+
- 2.Kxc2#
- 1...Qh3
- 2.Qb1#
- 2.Qa4#
- 2.Qa2#
- 2.Qb2#
- 2.Qc3#
- 1...Qg4
- 2.Qb1#
- 2.Qa4#
- 2.Qa2#
- 2.Qb2#
- 2.Qc3#
- 1...Qf5
- 2.Qb1#
- 2.Qa4#
- 2.Qa2#
- 2.Qb2#
- 2.Qc3#
- 1...Qe6
- 2.Qb1#
- 2.Qb2#
- 2.Qc3#
- 1...Qc3
- 2.Qxc3#
- 1...Qe8
- 2.Qb1#
- 2.Qa2#
- 2.Qb2#
- 2.Qc3#
- 1...Qf8
- 2.Qb1#
- 2.Qa4#
- 2.Qa2#
- 2.Qb2#
- 2.Qc3#
- threat
- 1.d3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- Q(b);CHECK,XQ(C)::R(B)+K(A),XQ(b)
- Q(b);N_GUARD::QAB(C),XQ(b)
- Tries
- Try
- S(E);N_SPINQ(C)
- Threat
- DUALS(3)
- Vars
- Q(b);::QAR(C)
- Refutation
- Q(b);P_PINQ(C),XS(E)
- Try
- Q(C);
- Threat
- DUALS(2)
- Refutation
- Q(b);CHECK,XQ(C)
- Try
- P(D);
- Threat
- R(B)+K(A)
- Vars
- Q(b);CHECK,XQ(C)::R(B)+K(A),XQ(b)
- Q(b);N_GUARD::QAB(C),XQ(b)
- Refutation
- Q(b);
- Try
- Actual
- P(D);
- Threat
- R(B)+K(A)
- Vars
- Q(b);CHECK,XQ(C)::R(B)+K(A),XQ(b)
- Q(b);N_GUARD::QAB(C),XQ(b)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
CSS/Javascript (jQuery, Bootstrap & DataTables).