MESON Chess Problem Database
Problem Display
PID: 167300 (5q2/6n1/7Q/1N1pkB2/3N4/6P1/1R6/1Kn5 w - - 0 1)
Schett, Sophie
Nuova Rivista degli Scacchi, 1882
#2
7 + 5
| 15148 | Sadier Collection | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Qa3
- 2.Qxg7#
- 1...Qb4
- 2.Qxg7#
- 1...Qc5
- 2.Qxg7#
- 1...Qd6
- 2.Qxd6#
- 1...Qf6
- 2.Qe3#
- 2.Qf4#
- 1...Qf7
- 2.Qd6#
- 1...Qa8
- 2.Qxg7#
- 2.Qd6#
- 1...Qb8
- 2.Qxg7#
- 1...Qc8
- 2.Qxg7#
- 2.Qd6#
- 1...Qe8
- 2.Qxg7#
- 2.Qd6#
- 1...Qg8
- 2.Qd6#
- 1...Qh8
- 2.Qd6#
- 1...Sa2
- 2.Re2#
- 1...Se2
- 2.Rxe2#
- 1...Sb3
- 2.Re2#
- 1...Sd3
- 2.Re2#
- 1...Sxf5
- 2.Qe6#
- 1...Sh5
- 2.Qe6#
- 1...Se6
- 2.Qxe6#
- 1...Se8
- 2.Qe6#
- 1...Qa3
- Tries
- 1.Bc2?
- threat
- 2.Sc6#
- 1...Qc5
- 2.Sf3#
- 2.Qf4#
- 2.Qxg7#
- 1...Qd6
- 2.Sf3#
- 2.Qf4#
- 2.Qxd6#
- 1...Qf6
- 2.Qe3#
- 1...Qa8
- 2.Sf3#
- 2.Qf4#
- 2.Qxg7#
- 2.Qd6#
- 1...Qc8
- 2.Sf3#
- 2.Qf4#
- 2.Qxg7#
- 2.Qd6#
- 1...Qe8
- 2.Sf3#
- 2.Qf4#
- 2.Qxg7#
- 2.Qd6#
- 1...Sd3!
- threat
- 1.Bh7?
- threat
- 2.Sc6#
- 1...Sf5
- 2.Qe6#
- 1...Qc5
- 2.Sf3#
- 2.Qf4#
- 2.Qxg7#
- 1...Qd6
- 2.Sf3#
- 2.Qf4#
- 2.Qxd6#
- 1...Qf6
- 2.Qe3#
- 1...Qa8
- 2.Sf3#
- 2.Qf4#
- 2.Qxg7#
- 2.Qd6#
- 1...Qc8
- 2.Sf3#
- 2.Qf4#
- 2.Qxg7#
- 2.Qd6#
- 1...Qe8
- 2.Sf3#
- 2.Qf4#
- 2.Qxg7#
- 2.Qd6#
- 1...Qf5+!
- threat
- 1.Qg6?
- threat
- 2.Sf3#
- 2.Sc6#
- 1...Sxf5
- 2.Qe6#
- 1...Qa3
- 2.Sc6#
- 2.Qxg7#
- 1...Qc5
- 2.Sf3#
- 2.Qxg7#
- 1...Qd6
- 2.Sf3#
- 2.Qxd6#
- 1...Qf6
- 2.Sf3#
- 1...Qa8
- 2.Sf3#
- 2.Qd6#
- 2.Qxg7#
- 1...Qc8
- 2.Sf3#
- 2.Qd6#
- 2.Qxg7#
- 1...Qe8
- 2.Sf3#
- 2.Qd6#
- 2.Qxg7#
- 1...Qxf5+!
- threat
- 1.Bc2?
- Keys
- 1.Bd3!
- threat
- 2.Sc6#
- 1...Sxd3
- 2.Re2#
- 1...Qc5
- 2.Sf3#
- 2.Qf4#
- 2.Qxg7#
- 1...Qd6
- 2.Sf3#
- 2.Qf4#
- 2.Qxd6#
- 1...Qf6
- 2.Qe3#
- 1...Qa8
- 2.Sf3#
- 2.Qf4#
- 2.Qxg7#
- 2.Qd6#
- 1...Qc8
- 2.Sf3#
- 2.Qf4#
- 2.Qxg7#
- 2.Qd6#
- 1...Qe8
- 2.Sf3#
- 2.Qf4#
- 2.Qxg7#
- 2.Qd6#
- threat
- 1.Bd3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 15
- Sets
- Q(e);N_GUARD::QAB(G),XS(d)
- Q(e);N_GUARD,P_PINR(B)::QAB(G),XS(d)
- Q(e);N_GUARD::QAB1(G),XQ(e)
- Q(e);N_GUARD::QAB1(G)
- S(a);N_GUARD::R(B)
- S(a);N_GUARD::R(B),XS(a)
- S(d);N_GUARD,XB(F)::QAR1(G)
- S(d);N_GUARD::QAR1(G)
- S(d);N_GUARD::QAR1(G),XS(d)
- Tries
- Try
- B(F);
- Threat
- S(D)
- Vars
- Q(e);SBLOCK::QAR2(G)
- Refutation
- S(a);
- Try
- B(F);
- Threat
- S(D)
- Vars
- S(d);N_GUARD::QAR1(G)
- Q(e);SBLOCK::QAR2(G)
- Refutation
- Q(e);CHECK
- Try
- Q(G);
- Threat
- DUALS(2)
- Vars
- S(d);N_GUARD,XB(F)::QAR1(G)
- Q(e);::S(D)
- Refutation
- Q(e);CHECK,XB(F)
- Try
- Actual
- B(F);
- Threat
- S(D)
- Vars
- S(a);N_GUARD,XB(F)::R(B)
- Q(e);SBLOCK::QAR2(G)
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).