MESON Chess Problem Database
Problem Display
PID: 244626 (1B6/N1pp4/8/R2P2R1/1P1k1P1n/2nP4/1p3PBN/1Q5K w - - 0 1)
Fasano, Alessandro
L'Italia Scacchistica, 2011
#2
13 + 6
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Sd1
- 2.Sb5#
- 1...Sa2
- 2.Sb5#
- 1...Se2
- 2.Sb5#
- 1...Sa4
- 2.Sb5#
- 1...Se4
- 2.Sb5#
- 1...Sb5
- 2.Sxb5#
- 1...Sxd5
- 2.Sb5#
- 1...Sxg2
- 2.Sf3#
- 1...Sf3
- 2.Sxf3#
- 1...Sf5
- 2.Sf3#
- 1...Sg6
- 2.Sf3#
- 1...c5
- 2.Be5#
- 1...c6
- 2.Be5#
- 1...d6
- 2.Sc6#
- 1...Sd1
- Tries
- 1.Bf1?
- 1...Sxb1
- 2.Sb5#
- 1...Sxd5
- 2.Sb5#
- 1...Sd1
- 2.Sb5#
- 1...Sa2
- 2.Sb5#
- 1...Se2
- 2.Sb5#
- 1...Sa4
- 2.Sb5#
- 1...Se4
- 2.Sb5#
- 1...Sb5
- 2.Sxb5#
- 1...Sg2
- 2.Sf3#
- 1...Sf3
- 2.Sxf3#
- 1...Sf5
- 2.Sf3#
- 1...Sg6
- 2.Sf3#
- 1...c6
- 2.Be5#
- 1...d6
- 2.Sc6#
- 1...c5!
- 1...Sxb1
- 1.Bxc7?
- threat
- 2.Be5#
- 2.Bb6#
- 1...Sxd5
- 2.Sb5#
- 2.Be5#
- 1...Sd1
- 2.Sb5#
- 2.Be5#
- 1...Sa2
- 2.Sb5#
- 2.Be5#
- 1...Se2
- 2.Sb5#
- 2.Be5#
- 1...Sa4
- 2.Sb5#
- 2.Be5#
- 1...Se4
- 2.Sb5#
- 2.Be5#
- 1...Sb5
- 2.Sxb5#
- 2.Be5#
- 1...Sf3
- 2.Sxf3#
- 2.Bb6#
- 1...Sg6
- 2.Sf3#
- 2.Bb6#
- 1...d6
- 2.Sc6#
- 2.Bb6#
- 1...Sxb1!
- threat
- 1.Ra3?
- 1...Sxb1
- 2.Sb5#
- 1...Sxd5
- 2.Sb5#
- 2.Rxd5#
- 1...Sxg2
- 2.Sf3#
- 1...c5
- 2.Be5#
- 1...Sd1
- 2.Sb5#
- 1...Sa2
- 2.Sb5#
- 1...Se2
- 2.Sb5#
- 1...Sa4
- 2.Sb5#
- 1...Se4
- 2.Sb5#
- 1...Sb5
- 2.Sxb5#
- 1...Sf3
- 2.Sxf3#
- 1...Sg6
- 2.Sf3#
- 1...c6
- 2.Be5#
- 1...d6
- 2.Sc6#
- 1...Sf5!
- 1...Sxb1
- 1.Rg3?
- 1...Sxb1
- 2.Sb5#
- 1...Sxd5
- 2.Sb5#
- 1...Sxg2
- 2.Sf3#
- 1...Sd1
- 2.Sb5#
- 1...Sa2
- 2.Sb5#
- 1...Se2
- 2.Sb5#
- 1...Sa4
- 2.Sb5#
- 1...Sb5
- 2.Sxb5#
- 1...Sf5
- 2.Sf3#
- 1...Sf3
- 2.Sxf3#
- 1...Sg6
- 2.Sf3#
- 1...c5
- 2.Be5#
- 1...c6
- 2.Be5#
- 1...d6
- 2.Sc6#
- 1...Se4!
- 1...Sxb1
- 1.Rf5?
- 1...Sxd5
- 2.Sb5#
- 1...Sxg2
- 2.Sf3#
- 1...Sxf5
- 2.Sf3#
- 1...Sd1
- 2.Sb5#
- 1...Sa2
- 2.Sb5#
- 1...Se2
- 2.Sb5#
- 1...Sa4
- 2.Sb5#
- 1...Se4
- 2.Sb5#
- 1...Sb5
- 2.Sxb5#
- 1...Sf3
- 2.Sxf3#
- 1...Sg6
- 2.Sf3#
- 1...c5
- 2.Be5#
- 1...c6
- 2.Be5#
- 1...d6
- 2.Sc6#
- 1...Sxb1!
- 1...Sxd5
- 1.Rh5?
- 1...Sxd5
- 2.Sb5#
- 1...Sxg2
- 2.Sf3#
- 1...Sd1
- 2.Sb5#
- 1...Sa2
- 2.Sb5#
- 1...Se2
- 2.Sb5#
- 1...Sa4
- 2.Sb5#
- 1...Se4
- 2.Sb5#
- 1...Sb5
- 2.Sxb5#
- 1...Sf5
- 2.Sf3#
- 1...Sf3
- 2.Sxf3#
- 1...Sg6
- 2.Sf3#
- 1...c5
- 2.Be5#
- 1...c6
- 2.Be5#
- 1...d6
- 2.Sc6#
- 1...Sxb1!
- 1...Sxd5
- 1.Bf1?
- Keys
- 1.Be4!
- 1...Sxb1
- 2.Sb5#
- 1...Sxe4
- 2.Sb5#
- 1...Sxd5
- 2.Sb5#
- 1...Sd1
- 2.Sb5#
- 1...Sa2
- 2.Sb5#
- 1...Se2
- 2.Sb5#
- 1...Sa4
- 2.Sb5#
- 1...Sb5
- 2.Sxb5#
- 1...c5
- 2.Be5#
- 1...Sg2
- 2.Sf3#
- 1...Sf3
- 2.Sxf3#
- 1...Sf5
- 2.Sf3#
- 1...Sg6
- 2.Sf3#
- 1...c6
- 2.Be5#
- 1...d6
- 2.Sc6#
- 1...Sxb1
- 1.Be4!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- S(b);N_GUARD::S(L)
- S(b);N_GUARD::S(L),XS(b)
- S(b);N_GUARD,XP(J)::S(L)
- S(d);N_GUARD,XB(D)::S(E)
- S(d);N_GUARD::S(E),XS(d)
- S(d);N_GUARD::S(E)
- P(e);OGATE::B(M)
- P(f);N_GUARD::S(L)
- Tries
- Try
- B(D);
- Vars
- S(b);N_GUARD,XQ(A)::S(L)
- S(b);N_GUARD,XP(J)::S(L)
- S(b);N_GUARD::S(L)
- S(b);N_GUARD::S(L),XS(b)
- S(d);N_GUARD::S(E)
- S(d);N_GUARD::S(E),XS(d)
- P(e);OGATE::B(M)
- P(f);N_GUARD::S(L)
- Refutation
- P(e);
- Try
- B(M);XP(e)
- Threat
- DUALS(2)
- Refutation
- S(b);XQ(A)
- Try
- R(I);
- Vars
- S(b);N_GUARD,XQ(A)::S(L)
- S(d);N_GUARD,XB(D)::S(E)
- P(e);OGATE::B(M)
- S(b);N_GUARD::S(L)
- S(b);N_GUARD::S(L),XS(b)
- S(d);N_GUARD::S(E),XS(d)
- S(d);N_GUARD::S(E)
- P(f);N_GUARD::S(L)
- Refutation
- S(d);
- Try
- R(K);
- Vars
- S(b);N_GUARD,XQ(A)::S(L)
- S(b);N_GUARD,XP(J)::S(L)
- S(d);N_GUARD,XB(D)::S(E)
- S(b);N_GUARD::S(L)
- S(b);N_GUARD::S(L),XS(b)
- S(d);N_GUARD::S(E)
- S(d);N_GUARD::S(E),XS(d)
- P(e);OGATE::B(M)
- P(f);N_GUARD::S(L)
- Refutation
- S(b);
- Try
- R(K);
- Vars
- S(b);N_GUARD,XP(J)::S(L)
- S(d);N_GUARD,XB(D)::S(E)
- S(d);N_GUARD,XR(K)::S(E)
- S(b);N_GUARD::S(L)
- S(b);N_GUARD::S(L),XS(b)
- S(d);N_GUARD::S(E),XS(d)
- S(d);N_GUARD::S(E)
- P(e);OGATE::B(M)
- P(f);N_GUARD::S(L)
- Refutation
- S(b);XQ(A)
- Try
- R(K);
- Vars
- S(b);N_GUARD,XP(J)::S(L)
- S(d);N_GUARD,XB(D)::S(E)
- S(b);N_GUARD::S(L)
- S(b);N_GUARD::S(L),XS(b)
- S(d);N_GUARD::S(E)
- S(d);N_GUARD::S(E),XS(d)
- P(e);OGATE::B(M)
- P(f);N_GUARD::S(L)
- Refutation
- S(b);XQ(A)
- Try
- Actual
- B(D);
- Vars
- S(b);N_GUARD,XQ(A)::S(L)
- S(b);N_GUARD,XB(D)::S(L)
- S(b);N_GUARD,XP(J)::S(L)
- S(b);N_GUARD::S(L)
- S(b);N_GUARD::S(L),XS(b)
- P(e);OGATE::B(M)
- S(d);N_GUARD::S(E)
- S(d);N_GUARD::S(E),XS(d)
- P(f);N_GUARD::S(L)
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).