MESON Chess Problem Database
Problem Display
PID: 136548 (3B4/b4PK1/3pNR2/R1qnkBpN/1p4P1/8/b2Q4/4n3 w - - 0 1)
Fasano, Alessandro
L'Italia Scacchistica, 2001
#2
10 + 9
| 6490 | yacpdb | 2010 |
SOLUTION
- SOUND
- Sets
- 1...Qb6
- 2.Qh2#
- 1...Qc6
- 2.Qh2#
- 1...Qc7
- 2.Qh2#
- 1...Qc8
- 2.Qh2#
- 1...Sc3
- 2.Qd4#
- 1...Se3
- 2.Qd4#
- 1...Sf4
- 2.Qd4#
- 1...Sb6
- 2.Qd4#
- 1...Sxf6
- 2.Bxf6#
- 2.Qd4#
- 1...Sc7
- 2.Qd4#
- 1...Se7
- 2.Qd4#
- 1...Qb6
- Tries
- 1.Shf4?
- threat
- 2.Sg6#
- 1...Sxf4
- 2.Qd4#
- 1...Se7
- 2.Qxe1#
- 2.Qe3#
- 2.Qb2#
- 2.Qe2#
- 2.Qd4#
- 1...gxf4!
- threat
- 1.Sd4?
- threat
- 2.Re6#
- 1...Sxf6
- 2.Sc6#
- 1...Sd3
- 2.Sf3#
- 1...Sc3
- 2.Sc6#
- 1...Se3
- 2.Sc6#
- 1...Sf4
- 2.Sc6#
- 1...Sb6
- 2.Sc6#
- 1...Sc7
- 2.Sc6#
- 1...Qc8
- 2.Qe3#
- 1...Se7!
- threat
- 1.Sef4?
- threat
- 2.Sg6#
- 2.Re6#
- 1...Sxf4
- 2.Qxd6#
- 1...Sxf6
- 2.Sg6#
- 2.Bxf6#
- 2.Qb2#
- 1...gxf4
- 2.Re6#
- 1...Qc8
- 2.Sg6#
- 1...Sc3
- 2.Sg6#
- 2.Qxd6#
- 1...Se3
- 2.Sg6#
- 2.Qxe3#
- 2.Qb2#
- 2.Qxd6#
- 1...Sb6
- 2.Sg6#
- 2.Qe3#
- 2.Qb2#
- 2.Qxd6#
- 1...Sc7
- 2.Sg6#
- 2.Qe3#
- 2.Qb2#
- 2.Qxd6#
- 1...Se7
- 2.Qe3#
- 2.Qb2#
- 2.Qxd6#
- 1...Sd3!
- threat
- 1.Sxc5?
- threat
- 2.Sd7#
- 2.Re6#
- 1...Bxc5
- 2.Re6#
- 1...Sxf6
- 2.Sd7#
- 2.Bxf6#
- 1...dxc5
- 2.Re6#
- 1...Sc3
- 2.Sd7#
- 2.Qxd6#
- 1...Se3
- 2.Sd7#
- 2.Qxd6#
- 1...Sf4
- 2.Sd7#
- 2.Qxd6#
- 1...Sb6
- 2.Sd7#
- 2.Qxd6#
- 1...Sc7
- 2.Sd7#
- 2.Qxd6#
- 1...Se7
- 2.Sd7#
- 2.Qxd6#
- 1...Sd3!
- threat
- 1.Sc7?
- threat
- 2.Re6#
- 1...Sxf6
- 2.Bxf6#
- 2.Qb2#
- 1...Sxc7
- 2.Qxd6#
- 1...Sc3
- 2.Qxd6#
- 1...Se3
- 2.Qxe3#
- 2.Qb2#
- 2.Qxd6#
- 1...Sf4
- 2.Qe3#
- 2.Qb2#
- 2.Qxd6#
- 1...Sb6
- 2.Qe3#
- 2.Qb2#
- 2.Qxd6#
- 1...Se7
- 2.Qe3#
- 2.Qb2#
- 2.Qxd6#
- 1...Sd3!
- threat
- 1.Sf8?
- threat
- 2.Sg6#
- 2.Sd7#
- 2.Re6#
- 1...Sxf6
- 2.Sg6#
- 2.Bxf6#
- 1...Qb5
- 2.Sg6#
- 2.Re6#
- 1...Qc6
- 2.Sg6#
- 2.Re6#
- 1...Qc7
- 2.Sg6#
- 2.Re6#
- 1...Qc8
- 2.Sg6#
- 1...Sc3
- 2.Sg6#
- 2.Sd7#
- 2.Qxd6#
- 1...Se3
- 2.Sg6#
- 2.Sd7#
- 2.Qxd6#
- 1...Sf4
- 2.Sd7#
- 2.Qxd6#
- 1...Sb6
- 2.Sg6#
- 2.Qxd6#
- 1...Sc7
- 2.Sg6#
- 2.Sd7#
- 2.Qxd6#
- 1...Se7
- 2.Sd7#
- 2.Qxd6#
- 1...Sd3!
- threat
- 1.f8S?
- threat
- 2.Sg6#
- 2.Sd7#
- 1...Sxf6
- 2.Sg6#
- 2.Bxf6#
- 2.Qd4#
- 1...Qb5
- 2.Sg6#
- 1...Qc6
- 2.Sg6#
- 2.Qh2#
- 1...Qc8
- 2.Sg6#
- 2.Qh2#
- 1...Sf4
- 2.Sd7#
- 2.Qd4#
- 1...Sb6
- 2.Sg6#
- 2.Qd4#
- 1...Se7
- 2.Sd7#
- 2.Qd4#
- 1...Qc7+!
- threat
- 1.Shf4?
- Keys
- 1.Sxg5!
- threat
- 2.Re6#
- 1...Sxf6
- 2.Bxf6#
- 1...Sd3
- 2.Sf3#
- 1...Qc8
- 2.Qf4#
- 1...Sc3
- 2.Qxd6#
- 1...Se3
- 2.Qxd6#
- 1...Sf4
- 2.Qxd6#
- 1...Sb6
- 2.Qxd6#
- 1...Sc7
- 2.Qxd6#
- 1...Se7
- 2.Qxd6#
- threat
- 1.Sxg5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 7
- ADDED MATES = 2
- REMOVED MATES = 3
- Sets
- Q(d);P_SPINS(e)::QAB(A)
- Q(d);P_PINP(H),P_SPINS(e)::QAB(A)
- S(e);P_SPINQ(d)::QAB1(A)
- Tries
- Try
- S(E);
- Threat
- S(E)
- Vars
- S(e);P_SPINQ(d),XS(E)::QAB1(A)
- Refutation
- P(g);XS(E)
- Try
- S(F);
- Threat
- R1(G)
- Vars
- S(e);P_SPINQ(d),XR(G)::S(F)
- S(a);N_GUARD::S(F)
- S(e);P_SPINQ(d)::S(F)
- Q(d);P_SPINS(e)::QAR2(A)
- Refutation
- S(e);P_SPINQ(d)
- Try
- S(F);
- Threat
- DUALS(2)
- Vars
- S(e);OGATE,P_SPINQ(d),XS(F)::QAB1(A),XP(h)
- P(g);XS(F)::R1(G)
- Q(d);P_SPINS(e)::S(F)
- Refutation
- S(a);
- Try
- S(F);XQ(d)
- Threat
- DUALS(2)
- Vars
- B(i);XS(F)::R1(G)
- P(h);XS(F)::R1(G)
- Refutation
- S(a);
- Try
- S(F);
- Threat
- R1(G)
- Vars
- S(e);OGATE,P_SPINQ(d),XS(F)::QAB1(A),XP(h)
- S(e);OGATE,P_SPINQ(d)::QAB1(A),XP(h)
- Refutation
- S(a);
- Try
- S(F);
- Threat
- DUALS(3)
- Vars
- Q(d);P_SPINS(e)::S(F)
- Refutation
- S(a);
- Try
- P(H);
- Threat
- DUALS(2)
- Vars
- Q(d);::S(H)
- Refutation
- Q(d);CHECK,P_SPINS(e)
- Try
- Actual
- S(F);XP(g)
- Threat
- R1(G)
- Vars
- S(e);OGATE,P_SPINQ(d),XR(G)::B(J),XS(e)
- S(a);N_GUARD::S(F)
- Q(d);P_SPINS(e)::QAB1(A)
- S(e);OGATE,P_SPINQ(d)::QAB1(A),XP(h)
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).