MESON Chess Problem Database
Problem Display
PID: 244581 (1Kb5/2Q5/4PB2/p5P1/RpN5/n2k2r1/q1pP4/2b1R3 w - - 0 1)
Bunka, Vladislav
Sachove umeni (Ceskoslovensky sach), 2004
#2
9 + 9
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Rg1
- 2.Re3#
- 1...Rg2
- 2.Re3#
- 1...Re3
- 2.Rxe3#
- 1...Rg4
- 2.Re3#
- 1...Rxg5
- 2.Re3#
- 1...b3
- 2.Qxg3#
- 2.Qd6#
- 2.Qh7#
- 1...Rg1
- Tries
- 1.Qf4?
- threat
- 2.Se5#
- 2.Qf1#
- 2.Qd4#
- 2.Qe4#
- 1...Rxg5
- 2.Re3#
- 2.Qf1#
- 2.Qd4#
- 2.Qe4#
- 1...Bxd2
- 2.Qf1#
- 2.Qd4#
- 2.Qe4#
- 1...Sxc4
- 2.Qd4#
- 1...Qa1
- 2.Qf1#
- 2.Qe4#
- 1...Qb2
- 2.Qf1#
- 2.Qe4#
- 1...Rg1
- 2.Se5#
- 2.Re3#
- 2.Qd4#
- 2.Qe4#
- 1...Rg2
- 2.Se5#
- 2.Re3#
- 2.Qd4#
- 2.Qe4#
- 1...Re3
- 2.Rxe3#
- 2.Qd4#
- 1...Rf3
- 2.Se5#
- 2.Qd4#
- 2.Qe4#
- 1...Rg4
- 2.Se5#
- 2.Re3#
- 2.Qf1#
- 1...Bb2
- 2.Qf1#
- 2.Qe4#
- 1...Bb7
- 2.Se5#
- 2.Qf1#
- 2.Qd4#
- 1...Sb5
- 2.Se5#
- 2.Qf1#
- 2.Qe4#
- 1...Qxc4!
- threat
- 1.Qe5?
- threat
- 2.Qd4#
- 2.Qe2#
- 2.Qe4#
- 2.Qd5#
- 1...Qxc4
- 2.Qe2#
- 1...Rxg5
- 2.Qd4#
- 2.Qe2#
- 2.Qe4#
- 1...Bxe6
- 2.Qd4#
- 2.Qe2#
- 2.Qe4#
- 1...Sxc4
- 2.Qd4#
- 2.Qe2#
- 2.Qd5#
- 1...Qa1
- 2.Qe2#
- 2.Qe4#
- 1...Qb2
- 2.Qe2#
- 2.Qe4#
- 1...Rg2
- 2.Qd4#
- 2.Qe4#
- 2.Qd5#
- 1...Re3
- 2.Qd4#
- 2.Qd5#
- 1...Rg4
- 2.Qe2#
- 1...Bb2
- 2.Qe2#
- 2.Qe4#
- 1...Bb7
- 2.Qd4#
- 2.Qe2#
- 1...Sb5
- 2.Qe2#
- 2.Qe4#
- 1...Kxc4!
- threat
- 1.Qf4?
- Keys
- 1.Bc3!
- threat
- 2.Se5#
- 1...Qxc4
- 2.Qxg3#
- 1...Rxg5
- 2.Re3#
- 1...Sxc4
- 2.Qh7#
- 1...bxc3
- 2.Qd6#
- 1...Re3
- 2.Rxe3#
- threat
- 1.Bc3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 3
- Sets
- R(f);N_GUARD::R1(A)
- R(f);N_GUARD::R1(A),XR(f)
- R(f);N_GUARD,XP(E)::R1(A)
- Tries
- Try
- Q(H);
- Threat
- DUALS(4)
- Vars
- S(d);XS(D)::QAR1(H)
- Refutation
- Q(b);XS(D)
- Try
- Q(H);
- Threat
- DUALS(4)
- Vars
- Q(b);SBLOCK,XS(D)::QAB1(H)
- R(f);::QAB1(H)
- Refutation
- K(e);P_SPINP(g),S_FLIGHT,XS(D)
- Try
- Actual
- B(G);
- Threat
- S(D)
- Vars
- Q(b);SBLOCK,XS(D)::QAR(H),XR(f)
- R(f);N_GUARD,XP(E)::R1(A)
- S(d);SBLOCK,XS(D)::QAB(H)
- P(g);XB(G)::QAR(H)
- R(f);N_GUARD::R1(A),XR(f)
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).