MESON Chess Problem Database
Problem Display
PID: 233211 (3q4/1B2b3/4P3/1n3Q2/RnkPRP2/p7/1PP5/5K2 w - - 0 1)
Makaronets, Leonid
Freie Presse, 1973
#2
10 + 6
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Qa5
- 2.Bd5#
- 2.Qd5#
- 1...Qb6
- 2.Bd5#
- 2.Qd5#
- 1...Qc7
- 2.Bd5#
- 2.Qd5#
- 1...Qxd4
- 2.Qd5#
- 1...Qd5
- 2.Bxd5#
- 2.Qxd5#
- 1...Qa8
- 2.Qd5#
- 1...Qb8
- 2.Bd5#
- 2.Qd5#
- 1...Qc8
- 2.Bd5#
- 2.Qd5#
- 1...Qe8
- 2.Bd5#
- 2.Qd5#
- 1...Qf8
- 2.Bd5#
- 2.Qd5#
- 1...Qg8
- 2.Bd5#
- 2.Qd5#
- 1...Qh8
- 2.Bd5#
- 2.Qd5#
- 1...Bh4
- 2.Qc5#
- 1...Bc5
- 2.Qxc5#
- 1...Bg5
- 2.Qc5#
- 1...Bd6
- 2.Bd5#
- 2.Qd5#
- 1...Bf6
- 2.Qc5#
- 1...Sc3
- 2.b3#
- 1...Sxd4
- 2.Ba6#
- 1...Sd6
- 2.Qc5#
- 2.Qd5#
- 1...Qa5
- Tries
- 1.Re5?
- threat
- 2.Qd3#
- 1...Kxd4
- 2.Re4#
- 2.Qd3#
- 2.Qe4#
- 1...Qxd4!
- threat
- 1.Qh5?
- threat
- 2.Qe2#
- 1...Qxd4
- 2.Qd5#
- 1...Sxd4
- 2.Ba6#
- 1...Sc3
- 2.b3#
- 1...axb2!
- threat
- 1.Re5?
- Keys
- 1.Re3!
- threat
- 2.Qd3#
- 1...Kxd4
- 2.Re4#
- 1...Qxd4
- 2.b3#
- 1...Sxd4
- 2.Rc3#
- threat
- 1.Re3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 2
- ADDED MATES = 1
- REMOVED MATES = 6
- Sets
- Q(f);N_GUARD,P_SPINQ(f),XP(E)::QAB1(H)
- Q(f);N_GUARD::QAB1(H)
- B(e);N_GUARD::QAR1(H)
- B(e);N_GUARD::QAR1(H),XB(e)
- S(d);SBLOCK::P(B)
- S(d);OGATEB,XP(E)::B(J)
- Tries
- Try
- R(F);
- Threat
- QAB1(H)
- Refutation
- Q(f);XP(E)
- Try
- Q(H);
- Threat
- QAB(H)
- Vars
- Q(f);N_GUARD,P_SPINQ(f),XP(E)::QAB1(H)
- S(d);OGATEB,XP(E)::B(J)
- S(d);SBLOCK::P(B)
- Refutation
- P(a);XP(B)
- Try
- Actual
- R(F);
- Threat
- QAB1(H)
- Vars
- K(c);OGATEB,P-FLIGHT,XP(E)::R1(F)
- Q(f);SBLOCK,XP(E)::P(B)
- S(d);N_GUARD,SBLOCK,XP(E)::R1(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).