MESON Chess Problem Database
Problem Display
PID: 263900 (1B2K3/7N/3b4/1Rn1N3/R3q2k/1Q5p/7p/1b1B4 w - - 0 1)
Foschini, Ettore
Skakbladet, 1934
#2
8 + 7
| 15601 | Albrecht-Leiss-Degener Collection | 2022 |
SOLUTION
- SOUND
- Sets
- 1...Qf4
- 2.Rxf4#
- 1...Be7
- 2.Sg6#
- 1...Se6
- 2.Sg6#
- 1...Qf4
- Tries
- 1.Rxe4+?
- 1...Sxe4
- 2.Sg6#
- 1...Bxe4!
- 1...Sxe4
- 1.Qe3?
- threat
- 2.Qf2#
- 2.Qg5#
- 2.Qe1#
- 1...Bxe5
- 2.Qg5#
- 1...Sxa4
- 2.Qf2#
- 2.Qg5#
- 1...h1Q
- 2.Qf2#
- 2.Qg5#
- 1...h1S
- 2.Qg5#
- 1...h1R
- 2.Qf2#
- 2.Qg5#
- 1...Qf4
- 2.Rxf4#
- 2.Qf2#
- 2.Qxf4#
- 2.Qe1#
- 1...Be7
- 2.Sg6#
- 2.Qf2#
- 2.Qe1#
- 1...Sd3
- 2.Qg5#
- 1...Se6
- 2.Sg6#
- 2.Qf2#
- 2.Qe1#
- 1...Qg4!
- threat
- 1.Rxe4+?
- Keys
- 1.Qg8!
- threat
- 2.Qg5#
- 1...Qg4
- 2.Qxg4#
- 1...Be7
- 2.Sg6#
- 1...Se6
- 2.Sf3#
- threat
- 1.Qg8!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 1
- REMOVED MATES = 1
- Sets
- Q(d);N_PINS(E),OGATE::R(C),XQ(d)
- B(g);N_PINS(E)::S(E)
- S(f);N_PINS(E)::S(E)
- Tries
- Try
- R(C);CHECK,N_SPINS(E),XQ(d)
- Vars
- S(f);XR(C)::S(E)
- Refutation
- B(a);XR(C)
- Try
- Q(B);
- Threat
- DUALS(3)
- Vars
- B(g);XS(E)::QAB1(B)
- P(b);::QAB1(B)
- S(f);::QAB1(B)
- Refutation
- Q(d);N_PINS(E)
- Try
- Actual
- Q(B);
- Threat
- QAB1(B)
- Vars
- Q(d);N_GUARD,N_PINS(E)::QAR1(B),XQ(d)
- B(g);N_PINS(E)::S(E)
- S(f);N_PINS(E)::S(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).