MESON Chess Problem Database
Problem Display
PID: 214708 (4K3/4p3/1B1pk3/R2Nn1p1/6p1/3Qb1P1/8/4R3 w - - 0 1)
Klark, Dmitry Vasilevich
Vsemirnaya Illustrantiya, 1880
#2
7 + 7
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Bc1
- 2.Qg6#
- 1...Bg1
- 2.Qg6#
- 1...Bd2
- 2.Qg6#
- 1...Bf2
- 2.Qg6#
- 1...Bd4
- 2.Qg6#
- 1...Bf4
- 2.Qg6#
- 1...Bxb6
- 2.Qg6#
- 1...Bc1
- Tries
- 1.Qe4?
- 1...Bxb6
- 2.Qg6#
- 2.Qxg4#
- 1...Bc1
- 2.Qg6#
- 2.Qxg4#
- 1...Bg1
- 2.Qg6#
- 2.Qxg4#
- 1...Bd2
- 2.Qg6#
- 2.Qxg4#
- 1...Bf2
- 2.Qg6#
- 2.Qxg4#
- 1...Bd4
- 2.Qg6#
- 2.Qxg4#
- 1...Bf4
- 2.Qg6#
- 1...Bc5!
- 1...Bxb6
- 1.Qe4?
- Keys
- 1.Bd4!
- 1...Bxd4
- 2.Qg6#
- 1...Sxd3
- 2.Sc7#
- 1...Bc1
- 2.Qg6#
- 1...Bg1
- 2.Qg6#
- 1...Bd2
- 2.Qg6#
- 1...Bf2
- 2.Qg6#
- 1...Bf4
- 2.Qg6#
- 1...Sf3
- 2.Sc7#
- 2.Qg6#
- 1...Sc4
- 2.Sc7#
- 2.Qg6#
- 1...Sc6
- 2.Sc7#
- 2.Qg6#
- 1...Sg6
- 2.Sc7#
- 2.Qxg6#
- 1...Sd7
- 2.Sc7#
- 1...Sf7
- 2.Sc7#
- 2.Qg6#
- 1...Bxd4
- 1.Bd4!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 1
- Sets
- B(a);P_SPINS(c)::QAR2(B)
- B(a);P_SPINS(c),XB(F)::QAR2(B)
- Tries
- Try
- Q(B);P_PINS(c)
- Vars
- B(a);::QAR2(B)
- Refutation
- B(a);
- Try
- Actual
- B(F);
- Vars
- B(a);P_SPINS(c),XB(F)::QAR2(B)
- S(c);P_SPINB(a),XQ(B)::S(E)
- B(a);P_SPINS(c)::QAR2(B)
- S(c);P_SPINB(a)::S(E)
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).