MESON Chess Problem Database
Problem Display
PID: 104019 (5k2/3R1n2/3n1B2/8/1K4Q1/8/8/8 w - - 0 1)
Rumyantsev, Sergei Yuryewitch
Mini-Matt, 1970
#2
4 + 3
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Se8
- 2.Be7#
- 1...Se8
- Tries
- 1.Bg7+?
- 1...Ke8
- 2.Qe6#
- 1...Kg8!
- 1...Ke8
- 1.Rd8+?
- 1...Se8
- 2.Qg7#
- 1...Sxd8!
- 1...Se8
- 1.Qe6?
- 1...Sc4
- 2.Qxf7#
- 1...Se4
- 2.Qxf7#
- 1...Sb5
- 2.Qxf7#
- 1...Sf5
- 2.Qxf7#
- 1...Sb7
- 2.Qxf7#
- 1...Sc8
- 2.Qxf7#
- 1...Se8
- 2.Qxf7#
- 1...Se5
- 2.Bg7#
- 1...Sg5
- 2.Bg7#
- 1...Sh6
- 2.Bg7#
- 1...Sd8
- 2.Bg7#
- 1...Sh8
- 2.Bg7#
- 1...Kg8!
- 1...Sc4
- 1.Bg7+?
- Keys
- 1.Qg6!
- 1...Ke8
- 2.Rd8#
- 1...Sc4
- 2.Qxf7#
- 1...Se4
- 2.Qxf7#
- 1...Sb5
- 2.Qxf7#
- 1...Sf5
- 2.Qxf7#
- 1...Sb7
- 2.Qxf7#
- 1...Sc8
- 2.Qxf7#
- 1...Se8
- 2.Be7#
- 2.Rxf7#
- 2.Qxf7#
- 1...Se5
- 2.Be7#
- 1...Sg5
- 2.Be7#
- 1...Sh6
- 2.Be7#
- 1...Sd8
- 2.Be7#
- 1...Sh8
- 2.Be7#
- 1...Ke8
- 1.Qg6!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 12
- REMOVED MATES = 1
- Sets
- S(a);SBLOCK::B(C)
- Tries
- Try
- B(C);CHECK
- Vars
- K(c);P-FLIGHT::QAR2(B)
- Refutation
- K(c);P-FLIGHT
- Try
- R(D);CHECK
- Vars
- S(a);P_SPINS(a)::QAB1(B)
- Refutation
- S(b);XR(D)
- Try
- Q(B);
- Vars
- S(a);N_GUARD::QAR1(B),XS(b)
- S(b);::B(C)
- Refutation
- K(c);P-FLIGHT,P_SPINS(b)
- Try
- Actual
- Q(B);
- Vars
- K(c);P-FLIGHT,P_SPINS(b)::R1(D)
- S(a);N_GUARD::QAR1(B),XS(b)
- S(b);::B(C)
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).