MESON Chess Problem Database
Problem Display
PID: 240449 (8/6B1/6p1/4Q1bk/6p1/8/8/1K6 w - - 0 1)
Parkhomenko, Nikolai A
Problemas, 1987
#2
3 + 4
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Kh4
- 2.Qh2#
- 1...Kh4
- Tries
- 1.Ka1?
- 1...Kh4
- 2.Qh2#
- 1...g3!
- 1...Kh4
- 1.Ka2?
- 1...Kh4
- 2.Qh2#
- 1...g3!
- 1...Kh4
- 1.Kb2?
- 1...Kh4
- 2.Qh2#
- 1...g3!
- 1...Kh4
- 1.Kc2?
- 1...Kh4
- 2.Qh2#
- 1...g3!
- 1...Kh4
- 1.Bf6?
- threat
- 2.Qxg5#
- 1...Kh4
- 2.Qh2#
- 1...Kh6!
- threat
- 1.Bf8?
- 1...Kh4
- 2.Qh2#
- 1...g3!
- 1...Kh4
- 1.Ka1?
- Keys
- 1.Bh6!
- threat
- 2.Qxg5#
- 1...Kh4
- 2.Qh2#
- 1...Kxh6
- 2.Qh8#
- threat
- 1.Bh6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- K(c);N_SPINB(b),P-FLIGHT::QAR2(B)
- Tries
- Try
- K(A);P-FLIGHT
- Vars
- K(c);N_SPINB(b),P-FLIGHT::QAR2(B)
- Refutation
- P(a);
- Try
- K(A);S_FLIGHT
- Vars
- K(c);N_SPINB(b),P-FLIGHT::QAR2(B)
- Refutation
- P(a);
- Try
- K(A);P-FLIGHT
- Vars
- K(c);N_SPINB(b),P-FLIGHT::QAR2(B)
- Refutation
- P(a);
- Try
- K(A);S_FLIGHT
- Vars
- K(c);N_SPINB(b),P-FLIGHT::QAR2(B)
- Refutation
- P(a);
- Try
- B(C);
- Threat
- QAR1(B),XB(b)
- Vars
- K(c);P-FLIGHT::QAR2(B)
- Refutation
- K(c);N_SPINB(b),P-FLIGHT
- Try
- B(C);
- Vars
- K(c);N_SPINB(b),P-FLIGHT::QAR2(B)
- Refutation
- P(a);
- Try
- Actual
- B(C);
- Threat
- QAR1(B),XB(b)
- Vars
- K(c);N_SPINB(b),P-FLIGHT::QAR2(B)
- K(c);N_SPINB(b),OGATEB,P-FLIGHT,XB(C)::QAR2(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).