MESON Chess Problem Database
Problem Display
PID: 234484 (6R1/r3k1p1/1PR3P1/p2n4/2b2BB1/1P2P3/Q7/1n5K w - - 0 1)
Makaronets, Leonid
Mat, 1974
#2
10 + 7
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Rd7
- 2.Re6#
- 1...Sc3
- 2.Bg5#
- 1...Sxe3
- 2.Bg5#
- 1...Sb4
- 2.Bg5#
- 1...Sxb6
- 2.Bg5#
- 1...Sf6
- 2.Bd6#
- 1...Sc7
- 2.Bg5#
- 1...Rd7
- Tries
- 1.Rxg7+?
- 1...Kd8
- 2.Rc8#
- 1...Ke8
- 2.Rc8#
- 1...Kf8!
- 1...Kd8
- 1.Qa3+?
- 1...Sb4
- 2.Bg5#
- 1...Sxa3!
- 1...Sb4
- 1.Qa4?
- threat
- 2.Re6#
- 1...Sxe3
- 2.Bg5#
- 1...Sxb6
- 2.Bg5#
- 1...Bb5
- 2.Qe4#
- 1...Sdc3
- 2.Bg5#
- 1...Sb4
- 2.Bg5#
- 1...Sf6
- 2.Bd6#
- 1...Sc7
- 2.Bg5#
- 1...Sxf4!
- threat
- 1.Rxg7+?
- Keys
- 1.Qf2!
- threat
- 2.Bd6#
- 1...Sxf4
- 2.Qh4#
- 1...Rd7
- 2.Re6#
- threat
- 1.Qf2!
This is a version
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 6
- Sets
- R(e);SBLOCK::R1(H)
- S(d);N_GUARD::B(E)
- S(d);N_GUARD,XP(D)::B(E)
- S(d);N_GUARD,XP(G)::B(E)
- S(d);SBLOCK::B(E)
- Tries
- Try
- R(J);CHECK,XP(g)
- Vars
- K(f);S_FLIGHT::R1(H)
- K(f);P-FLIGHT::R(H)
- Refutation
- K(f);S_FLIGHT
- Try
- Q(B);CHECK
- Vars
- S(d);P_SPINS(d)::B(E)
- Refutation
- S(a);XQ(B)
- Try
- Q(B);
- Threat
- R1(H)
- Vars
- S(d);N_GUARD,XP(D)::B(E)
- S(d);N_GUARD,XP(G)::B(E)
- B(b);OGATE::QAR(B)
- S(d);N_GUARD::B(E)
- S(d);SBLOCK::B(E)
- Refutation
- S(d);XB(E)
- Try
- Actual
- Q(B);
- Threat
- B(E)
- Vars
- S(d);N_GUARD,XB(E)::QAB(B)
- R(e);SBLOCK::R1(H)
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).