MESON Chess Problem Database
Problem Display
PID: 47939 (2K2R2/3p4/2QPk1p1/3R2p1/5nr1/3p4/7B/8 w - - 0 1)
van Dijk, Nils Gustav Gerard
Nynorsk Vekeblad, 1950
#2
6 + 7
| 102 | Probleemblad | 2003 |
SOLUTION
- SOUND
- Sets
- 1...Se2
- 2.Re5#
- 1...Sg2
- 2.Re5#
- 1...Sh3
- 2.Re5#
- 1...Sxd5
- 2.Qxd7#
- 1...Sh5
- 2.Re5#
- 1...Se2
- Tries
- 1.Rd4?
- threat
- 2.Re4#
- 2.Qe4#
- 1...Ke5
- 2.Re4#
- 2.Qe4#
- 2.Qd5#
- 1...Se2
- 2.Qd5#
- 2.Qxd7#
- 2.Qc4#
- 1...Sg2
- 2.Qd5#
- 2.Qxd7#
- 2.Qc4#
- 1...Sh3
- 2.Qd5#
- 2.Qxd7#
- 2.Qc4#
- 1...Sd5
- 2.Qxd5#
- 2.Qxd7#
- 1...Sh5
- 2.Qd5#
- 2.Qxd7#
- 2.Qc4#
- 1...dxc6!
- threat
- 1.Rdf5?
- threat
- 2.R8f6#
- 2.Qxd7#
- 1...dxc6
- 2.R8f6#
- 1...Sd5
- 2.Re5#
- 2.Qxd5#
- 2.Qxd7#
- 1...Sh5
- 2.Re5#
- 2.Qd5#
- 2.Qxd7#
- 1...gxf5!
- threat
- 1.Rd4?
- Keys
- 1.Qc4!
- threat
- 2.Qe4#
- 1...Sxd5
- 2.Qxg4#
- 1...Se2
- 2.Rd4#
- 1...Sg2
- 2.Rd4#
- 1...Sh3
- 2.Rd4#
- 1...Sh5
- 2.Rd4#
- threat
- 1.Qc4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 5
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- S(b);::R1(B)
- S(b);SBLOCK,XR(B)::QAB1(C),XP(g)
- Tries
- Try
- R(B);
- Threat
- DUALS(2)
- Refutation
- P(g);XQ(C)
- Try
- R(B);
- Threat
- DUALS(2)
- Vars
- P(g);XQ(C)::R1(F)
- Refutation
- P(f);XR(B)
- Try
- Actual
- Q(C);
- Threat
- QAR2(C)
- Vars
- S(b);OGATE,P_SPINS(b),SBLOCK,XR(B)::QAB(C),XR(c)
- S(b);N_GUARD::QAB(C)+R(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).