MESON Chess Problem Database
Problem Display
PID: 41094 (7Q/1n1nKBN1/1p3p2/4kpP1/1R3p2/3p4/5p2/1b6 w - - 0 1)
Pilchenko, Viacheslav Karlovich
Shakhmaty v SSSR, 1984
#2
6 + 10
| 3748 | FIDE Album (1983-1985) | 1992 |
SOLUTION
- SOUND
- Tries
- 1.Qh1?
- threat
- 2.Qd5#
- 1...Ba2
- 2.Qa1#
- 1...f3!
- threat
- 1.Qh2?
- threat
- 2.Qxf4#
- 1...f1Q
- 2.Qb2#
- 1...f1R
- 2.Qb2#
- 1...fxg5!
- threat
- 1.Qh3?
- threat
- 2.Qxf5#
- 1...d2
- 2.Qc3#
- 1...Sd6!
- threat
- 1.Qa8?
- threat
- 2.Qa1#
- 1...Sa5
- 2.Qd5#
- 1...Ba2!
- threat
- 1.Qb8+?
- 1...Sd6
- 2.Qxd6#
- 1...Sxb8!
- 1...Sd6
- 1.Qh1?
- Keys
- 1.Qc8!
- threat
- 2.Qc3#
- 1...Sbc5
- 2.Qc7#
- 1...Sdc5
- 2.Qxf5#
- threat
- 1.Qc8!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- Tries
- Try
- Q(F);
- Threat
- QAR1(F)
- Vars
- B(a);OGATE::QAB(F)
- Refutation
- P(d);
- Try
- Q(F);P_PINP(d)
- Threat
- QAB1(F),XP(d)
- Vars
- P(b);OGATE::QAB(F)
- Refutation
- P(h);XP(B)
- Try
- Q(F);
- Threat
- QAR1(F),XP(f)
- Vars
- P(c);OGATE::QAB(F)
- Refutation
- S(i);
- Try
- Q(F);
- Threat
- QAB(F)
- Vars
- S(i);OGATE::QAR1(F)
- Refutation
- B(a);
- Try
- Q(F);CHECK
- Vars
- S(i);N_GUARD,P_SPINS(i)::QAB1(F),XS(i)
- Refutation
- S(j);XQ(F)
- Try
- Actual
- Q(F);
- Threat
- QAB(F)
- Vars
- S(i);N_GUARD::QAB(F)
- S(j);OGATE::QAR1(F),XP(f)
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).