MESON Chess Problem Database
Problem Display
PID: 243099 (7K/b1B4b/5Rp1/n1Nk4/7n/3PP3/3N4/2RB4 w - - 0 1)
Armeni, Alberto
Schach, 2009
#2
9 + 6
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Sg2
- 2.Bf3#
- 1...Sf3
- 2.Bxf3#
- 1...Sf5
- 2.Bf3#
- 1...Sb3
- 2.Bxb3#
- 1...Sc6
- 2.Bb3#
- 1...Sb7
- 2.Bb3#
- 1...Sg2
- Tries
- 1.Sdb3?
- threat
- 2.e4#
- 1...Sxb3
- 2.Bxb3#
- 1...g5!
- threat
- 1.Sf3?
- threat
- 2.Rd6#
- 2.e4#
- 1...Bxc5
- 2.e4#
- 1...Sxf3
- 2.Bxf3#
- 1...Sf5
- 2.e4#
- 1...Sb7
- 2.Bb3#
- 2.e4#
- 1...g5
- 2.Rd6#
- 1...Sc4!
- threat
- 1.Sa6?
- threat
- 2.Sb4#
- 1...Bc5
- 2.Rxc5#
- 1...Sc4
- 2.dxc4#
- 1...Sc6
- 2.Bb3#
- 1...Bxe3!
- threat
- 1.d4?
- threat
- 2.Rd6#
- 1...Bxc5
- 2.Rxc5#
- 1...Sf5
- 2.Bf3#
- 1...Sb7
- 2.Bb3#
- 1...Sc4!
- threat
- 1.Sdb3?
- Keys
- 1.Sd7!
- threat
- 2.Rd6#
- 1...Bd4
- 2.e4#
- 1...Bc5
- 2.Rxc5#
- 1...Sf5
- 2.Bf3#
- 1...Sc4
- 2.dxc4#
- 1...Sb7
- 2.Bb3#
- threat
- 1.Sd7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 4
- Sets
- S(a);N_GUARD::B(B)
- S(a);N_GUARD::B(B),XS(a)
- S(b);N_GUARD::B(B),XS(b)
- S(b);N_GUARD::B(B)
- Tries
- Try
- S(C);
- Threat
- P(E)
- Vars
- S(b);OGATE,XS(C)::B(B),XS(b)
- Refutation
- P(d);
- Try
- S(C);
- Threat
- DUALS(2)
- Vars
- B(e);XS(F)::P(E)
- S(a);OGATE,XS(C)::B(B),XS(a)
- S(a);::P(E)
- P(d);::R1(G)
- Refutation
- S(b);
- Try
- S(F);
- Threat
- S(F)
- Vars
- B(e);N_GUARD::R1(A),XB(e)
- S(b);OGATE::P(D),XS(b)
- S(b);N_GUARD::B(B)
- Refutation
- B(e);XP(E)
- Try
- P(D);
- Threat
- R1(G)
- Vars
- B(e);OGATE,XS(F)::R1(A),XB(e)
- S(a);N_GUARD::B(B)
- S(b);N_GUARD::B(B)
- Refutation
- S(b);
- Try
- Actual
- S(F);
- Threat
- R1(G)
- Vars
- B(e);P_PINR(G),SBLOCK::P(E)
- B(e);N_GUARD::R1(A),XB(e)
- S(a);N_GUARD::B(B)
- S(b);OGATE::P(D),XS(b)
- S(b);N_GUARD::B(B)
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).