MESON Chess Problem Database
Problem Display
PID: 218808 (8/8/5R2/1ppk4/8/3K1p2/2Q5/8 w - - 0 1)
Kashcheev, Niktopolion Pavlovich
Land og Folk, 1976
#2
3 + 4
| 15148 | Sadier Collection | 2020 |
SOLUTION
- SOUND
- Tries
- 1.Kc3?
- threat
- 2.Qf5#
- 1...Ke5
- 2.Qf5#
- 1...b4+!
- threat
- 1.Qb3+?
- 1...Ke5
- 2.Qe6#
- 1...c4+!
- 1...Ke5
- 1.Qc1?
- threat
- 2.Qg5#
- 1...Ke5
- 2.Qg5#
- 1...c4+!
- threat
- 1.Qa2+?
- 1...Ke5
- 2.Qe6#
- 1...c4+!
- 1...Ke5
- 1.Qd2?
- threat
- 2.Qg5#
- 1...Ke5
- 2.Qg5#
- 1...c4+!
- threat
- 1.Qc4+?
- 1...Ke5
- 2.Qe6#
- 1...bxc4+!
- 1...Ke5
- 1.Kc3?
- Keys
- 1.Ke3!
- threat
- 2.Qe4#
- 1...Ke5
- 2.Qf5#
- 1...c4
- 2.Qf5#
- threat
- 1.Ke3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- Tries
- Try
- K(B);P-FLIGHT
- Threat
- QAR2(A)
- Vars
- K(d);P-FLIGHT::QAR1(A)
- Refutation
- P(b);CHECK
- Try
- Q(A);CHECK
- Vars
- K(d);OGATE,P-FLIGHT::QAR1(A)
- Refutation
- P(c);CHECK,P_SPINP(c)
- Try
- Q(A);
- Threat
- QAR(A)
- Vars
- K(d);P-FLIGHT::QAR2(A)
- Refutation
- P(c);CHECK
- Try
- Q(A);CHECK
- Vars
- K(d);OGATE,P-FLIGHT::QAR1(A)
- Refutation
- P(c);CHECK,P_SPINP(c)
- Try
- Q(A);
- Threat
- QAR(A)
- Vars
- K(d);P-FLIGHT::QAR2(A)
- Refutation
- P(c);CHECK
- Try
- Q(A);CHECK
- Vars
- K(d);OGATE,P-FLIGHT::QAR1(A)
- Refutation
- P(b);CHECK,XQ(A)
- Try
- Actual
- K(B);P-FLIGHT
- Threat
- QAB1(A)
- Vars
- K(d);P-FLIGHT::QAR1(A)
- P(c);SBLOCK::QAR2(A)
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).