MESON Chess Problem Database
Problem Display
PID: 237806 (8/1p4N1/1Qpr1p2/1pr2P2/1B1k4/1n2R3/1N2PK1p/1n5B w - - 0 1)
Palkoska, Emil
Arbejder-Skak, 1950
#2
9 + 10
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Rd5
- 2.Se6#
- 2.Re4#
- 1...Re6
- 2.Sxe6#
- 1...Rd7
- 2.Se6#
- 1...Rd8
- 2.Se6#
- 1...S1d2
- 2.Bc3#
- 1...Sa3
- 2.Bc3#
- 1...Sc3
- 2.Bxc3#
- 1...Sa1
- 2.Bxc5#
- 2.Qxc5#
- 1...Sc1
- 2.Bxc5#
- 2.Qxc5#
- 1...S3d2
- 2.Bxc5#
- 2.Qxc5#
- 1...Sa5
- 2.Bxc5#
- 2.Qxc5#
- 1...Rd5
- Tries
- 1.Qa7?
- 1...Re6
- 2.Sxe6#
- 1...Rd5
- 2.Se6#
- 2.Re4#
- 1...Rd7
- 2.Se6#
- 1...Rd8
- 2.Se6#
- 1...S1d2
- 2.Bc3#
- 1...Sa3
- 2.Bc3#
- 1...Sc3
- 2.Bxc3#
- 1...Sa1
- 2.Bxc5#
- 2.Qxc5#
- 1...Sc1
- 2.Bxc5#
- 2.Qxc5#
- 1...S3d2
- 2.Bxc5#
- 2.Qxc5#
- 1...Sa5
- 2.Bxc5#
- 2.Qxc5#
- 1...b6!
- 1...Re6
- 1.Qa7?
- Keys
- 1.Qd8!
- threat
- 2.Se6#
- 1...Rxf5+
- 2.Sxf5#
- 1...Rcd5
- 2.Re4#
- 1...Re5
- 2.Rd3#
- threat
- 1.Qd8!
FEATURES
- Static
- TYPE = BLOCK_THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 6
- Sets
- R(h);N_GUARD::S(I),XR(h)
- R(h);N_GUARD::S(I)
- S(a);N_GUARD::B(F)
- S(a);N_GUARD::B(F),XS(a)
- Tries
- Try
- Q(H);
- Vars
- R(h);N_GUARD::S(I),XR(h)
- R(h);N_GUARD::S(I)
- S(a);N_GUARD::B(F)
- S(a);N_GUARD::B(F),XS(a)
- Refutation
- P(j);N_SPINR(f)
- Try
- Actual
- Q(H);N_PINR(f),P_PINR(h)
- Threat
- S(I)
- Vars
- R(f);CHECK,XP(G)::S(I),XR(f)
- R(f);N_SPINR(h),SBLOCK::R1(E)
- R(f);SBLOCK::R1(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).