MESON Chess Problem Database
Problem Display
PID: 239144 (K3R2B/p1b5/r1Q1N3/1nPpn1R1/1r1pk3/6p1/b2PPP2/8 w - - 0 1)
Erokhin, Vladimir Alekseevich
Sachove umeni (Ceskoslovensky sach), 1981
#2
10 + 11
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Ba5
- 2.Rxe5#
- 1...Bb6
- 2.Rxe5#
- 1...Bd8
- 2.Rxe5#
- 1...Sd6
- 2.Rxe5#
- 1...Sd3
- 2.f3#
- 1...Sf3
- 2.d3#
- 1...Sc4
- 2.Qxd5#
- 2.d3#
- 2.f3#
- 1...Sg4
- 2.d3#
- 2.f3#
- 1...Sxc6
- 2.d3#
- 2.f3#
- 1...Sg6
- 2.d3#
- 2.f3#
- 1...Sd7
- 2.d3#
- 2.f3#
- 1...Sf7
- 2.d3#
- 2.f3#
- 1...Ba5
- Tries
- 1.Qd6?
- threat
- 2.Rxe5#
- 1...Sd3
- 2.f3#
- 1...Sf3
- 2.d3#
- 1...Sc4
- 2.Qxd5#
- 2.d3#
- 2.f3#
- 1...Sg4
- 2.d3#
- 2.f3#
- 1...Sc6
- 2.d3#
- 2.f3#
- 1...Sg6
- 2.d3#
- 2.f3#
- 1...Sd7
- 2.d3#
- 2.f3#
- 1...Sf7
- 2.d3#
- 2.f3#
- 1...Bxd6!
- threat
- 1.Qd6?
- Keys
- 1.Rf8!
- threat
- 2.Rf4#
- 1...Sxc6
- 2.d3#
- 2.f3#
- 1...Sd3
- 2.f3#
- 1...Sf3
- 2.d3#
- 1...Sc4
- 2.Qxd5#
- 2.d3#
- 2.f3#
- 1...Sg4
- 2.d3#
- 2.f3#
- 1...Sg6
- 2.d3#
- 2.f3#
- 1...Sd7
- 2.d3#
- 2.f3#
- 1...Sf7
- 2.d3#
- 2.f3#
- threat
- 1.Rf8!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 4
- Sets
- B(k);N_GUARD::R1(E),XS(h)
- S(f);S_CUTB(k)::R1(E),XS(h)
- S(h);N_GUARD::P(C)
- S(h);N_GUARD::P(A)
- Tries
- Try
- Q(F);N_PINP(g)
- Threat
- R1(E),XS(h)
- Vars
- S(h);N_GUARD::P(C)
- S(h);N_GUARD::P(A)
- Refutation
- B(k);XQ(F)
- Try
- Actual
- R(I);
- Threat
- R1(I)
- Vars
- S(h);N_GUARD::P(C)
- S(h);N_GUARD::P(A)
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).