MESON Chess Problem Database
Problem Display
PID: 231861 (2R5/8/p1PpN3/p2kpP2/K3p3/4n3/2P1BQ2/8 w - - 0 1)
von Wardener, Friedrich Freiherr
Deutsche Schachzeitung, 1900
#2
8 + 7
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Sd1
- 2.c4#
- 1...Sf1
- 2.c4#
- 1...Sg2
- 2.c4#
- 1...Sg4
- 2.c4#
- 1...Sd1
- Tries
- 1.Kb3?
- 1...Sxc2
- 2.Bc4#
- 1...Sxf5
- 2.Bc4#
- 1...Sd1
- 2.Bc4#
- 2.c4#
- 1...Sf1
- 2.Bc4#
- 2.c4#
- 1...Sg2
- 2.Bc4#
- 2.c4#
- 1...Sc4
- 2.Bxc4#
- 1...Sg4
- 2.Bc4#
- 2.c4#
- 1...a4+!
- 1...Sxc2
- 1.Bb5?
- threat
- 2.Qd2#
- 1...Sxc2
- 2.Sc7#
- 1...Sxf5
- 2.Sc7#
- 1...Sf1
- 2.Sc7#
- 2.c4#
- 1...Sc4
- 2.Sc7#
- 1...axb5+!
- threat
- 1.Qg3?
- 1...Sxc2
- 2.Qb3#
- 1...Sxf5
- 2.Qb3#
- 1...Sd1
- 2.Qb3#
- 2.c4#
- 1...Sf1
- 2.Qb3#
- 2.c4#
- 1...Sg2
- 2.Qb3#
- 2.c4#
- 1...Sg4
- 2.Qb3#
- 2.c4#
- 1...Sc4!
- 1...Sxc2
- 1.Kb3?
- Keys
- 1.Qf1!
- 1...Sxf1
- 2.c4#
- 1...Sxc2
- 2.Bc4#
- 1...Sxf5
- 2.Bc4#
- 1...Sc4
- 2.Bxc4#
- 1...Sd1
- 2.Bc4#
- 2.Qxd1#
- 2.c4#
- 1...Sg2
- 2.Bc4#
- 2.Qd1#
- 2.c4#
- 1...Sg4
- 2.Bc4#
- 2.Qd1#
- 2.c4#
- 1...Sxf1
- 1.Qf1!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 3
- Sets
- S(a);N_GUARD::P(A)
- Tries
- Try
- K(D);S_FLIGHT
- Vars
- S(a);N_GUARD,XP(A)::B(B)
- S(a);N_GUARD,XP(E)::B(B)
- S(a);N_GUARD::B(B),XS(a)
- Refutation
- P(c);CHECK
- Try
- B(B);
- Threat
- QAR(C)
- Vars
- S(a);XP(A)::S(G)
- S(a);XP(E)::S(G)
- S(a);::S(G)
- Refutation
- P(f);CHECK,XB(B)
- Try
- Q(C);
- Vars
- S(a);OGATE,XP(A)::QAB(C)
- S(a);OGATE,XP(E)::QAB(C)
- Refutation
- S(a);
- Try
- Actual
- Q(C);
- Vars
- S(a);N_GUARD,XQ(C)::P(A)
- S(a);N_GUARD,XP(A)::B(B)
- S(a);N_GUARD,XP(E)::B(B)
- S(a);N_GUARD::B(B),XS(a)
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).