MESON Chess Problem Database
Problem Display
PID: 245240 (8/8/2bP1K2/2rk1N2/2pp4/3p1P2/3P4/1Q6 w - - 0 1)
Banny, Dimitry Nikolaevich
64 Shakhmatnoe obozrenie, 1970
#2
6 + 6
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Tries
- 1.Qxd3?
- threat
- 2.Qe4#
- 2.Qxd4#
- 1...Ra5
- 2.Qxd4#
- 1...Rb5
- 2.Qxd4#
- 1...Ba4
- 2.Qe4#
- 1...Bb5
- 2.Qe4#
- 1...Bb7
- 2.Qe4#
- 1...Bd7
- 2.Qe4#
- 1...Ba8
- 2.Qe4#
- 1...Be8
- 2.Qe4#
- 1...c3
- 2.Qxd4#
- 1...cxd3!
- threat
- 1.Qb6?
- 1...Ra5
- 2.Qxd4#
- 1...Rb5
- 2.Qxd4#
- 1...Ba4
- 2.Se7#
- 1...Bb5
- 2.Se7#
- 1...Bb7
- 2.Se7#
- 1...Bd7
- 2.Se7#
- 1...Ba8
- 2.Se7#
- 1...Be8
- 2.Se7#
- 1...c3!
- 1...Ra5
- 1.Qxd3?
- Keys
- 1.Qe1!
- threat
- 2.Qe4#
- 2.Qe5#
- 2.Qe6#
- 1...Ra5
- 2.Qe5#
- 1...Rb5
- 2.Qe5#
- 1...Ba4
- 2.Qe4#
- 1...Bb5
- 2.Qe4#
- 1...Bb7
- 2.Qe4#
- 1...Bd7
- 2.Qe4#
- 1...Ba8
- 2.Qe4#
- 1...Be8
- 2.Qe4#
- 1...c3
- 2.Qe6#
- threat
- 1.Qe1!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 9
- REMOVED MATES = 0
- Sets
- Tries
- Try
- Q(A);P_PINP(c),XP(a)
- Threat
- DUALS(2)
- Vars
- R(d);::QAR1(A),XP(c)
- B(f);::QAB1(A)
- P(b);::QAR1(A),XP(c)
- Refutation
- P(b);N_SPINP(c),XQ(A)
- Try
- Q(A);
- Vars
- R(d);OGATE::QAR1(A),XP(c)
- B(f);::S(D)
- Refutation
- P(b);
- Try
- Actual
- Q(A);
- Threat
- DUALS(3)
- Vars
- R(d);::QAR1(A)
- B(f);::QAB1(A)
- P(b);::QAB1(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).