MESON Chess Problem Database
Problem Display
PID: 270285 (b2q2r1/p1nP4/R1NR1N2/1p4nr/1PkP2Q1/3p3P/P5K1/4B1b1 w - - 0 1)
Simoni, Francesco
14th Place, 04. WCCT (A2), 1989-1992
#2
12 + 11
| 15601 | Albrecht-Leiss-Degener Collection | 2023 |
SOLUTION
- SOUND
- Sets
- 1...Bxd4
- 2.Rxd4#
- 2.Qxd4#
- 1...Bxc6+
- 2.Raxc6#
- 2.Rdxc6#
- 1...Sf3
- 2.Sa5#
- 1...Se4
- 2.Sa5#
- 1...Sd5
- 2.Se5#
- 1...Bxd4
- Tries
- 1.Se4?
- threat
- 2.Sa5#
- 2.Se5#
- 1...Bxd4
- 2.Sa5#
- 2.Rxd4#
- 1...Bxc6
- 2.Raxc6#
- 1...Sxh3
- 2.Sa5#
- 1...Sxe4
- 2.Sa5#
- 1...Sxa6
- 2.Se5#
- 1...d2
- 2.Qe2#
- 1...Qf6
- 2.Sa5#
- 1...Qe7
- 2.Sa5#
- 1...Qe8
- 2.Sa5#
- 1...Re8
- 2.Sa5#
- 1...Bh2
- 2.Sa5#
- 1...Sf3
- 2.Sa5#
- 1...Sge6
- 2.Sa5#
- 1...Sf7
- 2.Sa5#
- 1...Sh7
- 2.Sa5#
- 1...Sce6
- 2.Se5#
- 1...Se8
- 2.Se5#
- 1...Sd5!
- threat
- 1.Sd5?
- threat
- 2.Sa5#
- 2.Se5#
- 1...Bxc6
- 2.Raxc6#
- 1...Sxh3
- 2.Sa5#
- 1...Sxd5
- 2.Se5#
- 1...Sxa6
- 2.Se5#
- 1...d2
- 2.Se5#
- 2.Qe2#
- 1...Qf6
- 2.Sa5#
- 1...Qe7
- 2.Sa5#
- 1...Qe8
- 2.Sa5#
- 1...Re8
- 2.Sa5#
- 1...Bh2
- 2.Se3#
- 2.Sa5#
- 1...Sf3
- 2.Sa5#
- 1...Sge6
- 2.Sa5#
- 1...Sf7
- 2.Sa5#
- 1...Sh7
- 2.Sa5#
- 1...Sce6
- 2.Se5#
- 1...Se8
- 2.Se5#
- 1...Se4!
- threat
- 1.Rd5?
- threat
- 2.Sa5#
- 2.Se5#
- 2.Rc5#
- 1...Qxf6
- 2.Rc5#
- 1...Bxc6
- 2.Rxc6#
- 1...Sxh3
- 2.Sa5#
- 1...Sxd5
- 2.Se5#
- 1...Sxa6
- 2.Se5#
- 1...Qe7
- 2.Sa5#
- 1...Qe8
- 2.Sa5#
- 2.Rc5#
- 1...Qf8
- 2.Sa5#
- 2.Se5#
- 1...Re8
- 2.Sa5#
- 2.Rc5#
- 1...Bh2
- 2.Sa5#
- 2.Rc5#
- 1...Sf3
- 2.Sa5#
- 1...Se4
- 2.Sa5#
- 1...Sge6
- 2.Sa5#
- 1...Sf7
- 2.Sa5#
- 1...Sh7
- 2.Sa5#
- 1...Sce6
- 2.Se5#
- 1...Se8
- 2.Se5#
- 2.Rc5#
- 1...d2!
- threat
- 1.d5+?
- 1...Bd4
- 2.Sa5#
- 2.Se5#
- 2.Qxd4#
- 1...Se4!
- 1...Bd4
- 1.Se4?
- Keys
- 1.Ra3!
- threat
- 2.Rc3#
- 1...Bxc6+
- 2.Rxc6#
- 1...Se4
- 2.Sa5#
- 1...Sd5
- 2.Se5#
- 1...d2
- 2.Qe2#
- threat
- 1.Ra3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 1
- Sets
- S(e);N_PINS(I),P_PINQ(G)::S(I)
- S(h);N_PINS(I)::S(I)
- Tries
- Try
- S(K);N_SPINS(I)
- Threat
- DUALS(2)
- Vars
- B(i);OGATE,P_PINS(K),XS(I)::R(H),XB(i)
- S(e);P_PINQ(G),XP(D)::S(I)
- S(e);P_PINQ(G),XS(K)::S(I)
- S(h);XR(H)::S(I)
- P(b);OGATEB::QAB(G)
- Q(j);::S(I)
- R(k);::S(I)
- B(a);::S(I)
- S(e);P_PINQ(G)::S(I)
- S(h);::S(I)
- Refutation
- S(h);
- Try
- S(K);N_SPINS(I)
- Threat
- DUALS(2)
- Vars
- B(i);OGATE,P_PINS(K),XS(I)::R(H),XB(i)
- S(e);P_PINQ(G),XP(D)::S(I)
- S(h);XS(K)::S(I)
- S(h);XR(H)::S(I)
- Q(j);::S(I)
- R(k);::S(I)
- S(e);P_PINQ(G)::S(I)
- S(h);::S(I)
- Refutation
- S(e);P_PINQ(G)
- Try
- R(J);N_SPINS(I)
- Threat
- DUALS(3)
- Vars
- Q(j);XS(K)::R1(J)
- B(i);OGATE,P_PINR(J),XS(I)::R(H),XB(i)
- S(e);P_PINQ(G),XP(D)::S(I)
- S(h);XR(J)::S(I)
- S(h);XR(H)::S(I)
- Q(j);::S(I)
- S(e);P_PINQ(G)::S(I)
- S(h);::S(I)
- Refutation
- P(b);
- Try
- P(F);CHECK,N_SPINS(I)
- Refutation
- S(e);P_PINQ(G),P_SPINS(e)
- Try
- Actual
- R(H);
- Threat
- R1(H)
- Vars
- B(i);CHECK,OGATE,XS(I)::R(J),XB(i)
- S(e);N_PINS(I),P_PINQ(G)::S(I)
- S(h);N_PINS(I)::S(I)
- P(b);OGATEB::QAB(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).