MESON Chess Problem Database
Problem Display
PID: 198347 (K2Q4/3B4/4N3/2p5/2N1k2B/3nPn2/8/8 w - - 0 1)
ten Cate, Pieter
Rostra Gymnasiorum, 1920
#2
7 + 4
| 6490 | yacpdb | 2019 |
SOLUTION
- SOUND
- Tries
- 1.Sg5+?
- 1...Kd5
- 2.Bb5#
- 2.Qg8#
- 1...Sxg5!
- 1...Kd5
- 1.Bc8?
- 1...Sxh4
- 2.Sg5#
- 1...Sfe1
- 2.Sg5#
- 1...Sg1
- 2.Sg5#
- 1...Sd2
- 2.Sg5#
- 1...Sh2
- 2.Sg5#
- 1...Sd4
- 2.Sg5#
- 1...Sfe5
- 2.Sg5#
- 1...Sg5
- 2.Sxg5#
- 1...Sc1
- 2.Sxc5#
- 1...Sde1
- 2.Sxc5#
- 1...Sb2
- 2.Sxc5#
- 1...Sf2
- 2.Sxc5#
- 1...Sb4
- 2.Sxc5#
- 1...Sf4
- 2.Sxc5#
- 1...Sde5
- 2.Sxc5#
- 1...Kf5!
- 1...Sxh4
- 1.Sg5+?
- Keys
- 1.Qg8!
- 1...Kd5
- 2.Sg5#
- 1...Kf5
- 2.Sxc5#
- 1...Sxh4
- 2.Sg5#
- 1...Sc1
- 2.Sxc5#
- 1...Sde1
- 2.Sxc5#
- 1...Sb2
- 2.Sxc5#
- 1...Sf2
- 2.Sxc5#
- 1...Sb4
- 2.Sxc5#
- 1...Sf4
- 2.Sxc5#
- 1...Sde5
- 2.Sxc5#
- 1...Sfe1
- 2.Sg5#
- 1...Sg1
- 2.Sg5#
- 1...Sd2
- 2.Sg5#
- 1...Sh2
- 2.Sg5#
- 1...Sd4
- 2.Sg5#
- 1...Sfe5
- 2.Sg5#
- 1...Sg5
- 2.Sxg5#
- 1...Kd5
- 1.Qg8!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 17
- REMOVED MATES = 0
- Sets
- Tries
- Try
- S(D);CHECK
- Refutation
- S(b);XS(D)
- Try
- B(E);
- Vars
- S(b);N_GUARD,XB(C)::S(D)
- S(b);N_GUARD::S(D)
- S(b);N_GUARD::S(D),XS(b)
- S(a);N_GUARD::S(D),XP(d)
- Refutation
- K(c);S_FLIGHT
- Try
- Actual
- Q(G);
- Vars
- K(c);S_FLIGHT::QAB(G)+S(D)
- K(c);S_FLIGHT::B(E)+S(D),XP(d)
- S(b);N_GUARD,XB(C)::S(D)
- S(a);N_GUARD::S(D),XP(d)
- S(b);N_GUARD::S(D)
- S(b);N_GUARD::S(D),XS(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).