MESON Chess Problem Database
Problem Display
PID: 246721 (3R2r1/3qr1b1/R7/7N/3Pk1Pp/1Q3N2/8/2B1K3 w - - 0 1)
Slesarenko, Anatoly Vasilevich
Moscow Ty., 2005
#2
9 + 6
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Qa4
- 2.Sd2#
- 2.Sg5#
- 2.Qe3#
- 1...Qb5
- 2.Sd2#
- 2.Qe3#
- 1...Qf5
- 2.Sd2#
- 2.Qe3#
- 1...Qc6
- 2.Sd2#
- 2.Sg5#
- 2.Qe3#
- 1...Qe6
- 2.Sd2#
- 2.Sg5#
- 2.Qe3#
- 1...Qc8
- 2.Sd2#
- 2.Sg5#
- 2.Qe3#
- 1...Qe8
- 2.Sd2#
- 2.Sg5#
- 2.Qe3#
- 1...Qd5
- 2.Qe3#
- 1...Qa7
- 2.Sd2#
- 2.Sg5#
- 2.Qe3#
- 1...Qb7
- 2.Sd2#
- 2.Sg5#
- 2.Qe3#
- 1...Qc7
- 2.Sd2#
- 2.Sg5#
- 2.Qe3#
- 1...Bf6
- 2.Sxf6#
- 1...Bh6
- 2.Sf6#
- 1...Bf8
- 2.Sf6#
- 1...h3
- 2.Sg3#
- 1...Qa4
- Tries
- 1.Sf4?
- threat
- 2.Qd3#
- 2.Qe3#
- 1...Qxg4
- 2.Qd5#
- 2.Qd3#
- 1...Bxd4
- 2.Qd3#
- 1...Qb5
- 2.Qe3#
- 1...Qxd4!
- threat
- 1.Ra4?
- threat
- 2.Sd2#
- 2.Sg5#
- 1...Qxd4
- 2.Qe3#
- 1...Bxd4
- 2.Sf6#
- 1...Qb5
- 2.Sd2#
- 2.Qe3#
- 1...Qf5
- 2.Sd2#
- 2.Qe3#
- 1...Qd5
- 2.Sd2#
- 2.Qe3#
- 1...Re5
- 2.Sd2#
- 1...Be5
- 2.Sd2#
- 1...Bf6
- 2.Sd2#
- 2.Sxf6#
- 1...Bh6
- 2.Sf6#
- 1...Bf8
- 2.Sd2#
- 2.Sf6#
- 1...Bh8
- 2.Sd2#
- 1...Qxg4!
- threat
- 1.Re6+?
- 1...Qxe6
- 2.Sd2#
- 2.Sg5#
- 2.Qe3#
- 1...Be5
- 2.Sf6#
- 1...Rxe6!
- 1...Qxe6
- 1.Rxd7?
- threat
- 2.Sd2#
- 2.Sg5#
- 2.Qe3#
- 1...Bxd4
- 2.Rxd4#
- 1...Re5
- 2.Sd2#
- 2.Qe3#
- 1...Be5
- 2.Sd2#
- 2.Qe3#
- 1...Bf6
- 2.Sd2#
- 2.Sxf6#
- 2.Qe3#
- 1...Bh6
- 2.Sf6#
- 2.Rxe7#
- 1...Bf8
- 2.Sd2#
- 2.Sf6#
- 2.Qe3#
- 1...Bh8
- 2.Sd2#
- 2.Qe3#
- 1...Rxd7!
- threat
- 1.Sf4?
- Keys
- 1.Ra5!
- threat
- 2.Qe3#
- 1...Qxd4
- 2.Sg5#
- 1...Bxd4
- 2.Sd2#
- 1...Bh6
- 2.Sf6#
- threat
- 1.Ra5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 4
- Sets
- Q(c);::QAR1(C)
- B(e);N_GUARD::S(G),XB(e)
- B(e);N_GUARD::S(G)
- P(b);N_GUARD::S(G)
- Tries
- Try
- S(G);
- Threat
- DUALS(2)
- Vars
- B(e);XP(E)::QAB1(C)
- Q(c);::QAR1(C)
- Refutation
- Q(c);XP(E)
- Try
- R(H);
- Threat
- DUALS(2)
- Vars
- Q(c);P_SPINQ(c),XP(E)::QAR1(C)
- B(e);N_GUARD,P_SPINB(e),XP(E)::S(G)
- R(d);::S(D)
- B(e);::S(D)
- B(e);N_GUARD::S(G)
- Refutation
- Q(c);XP(F)
- Try
- R(H);CHECK
- Vars
- B(e);P_SPINB(e)::S(G)
- Refutation
- R(d);XR(H)
- Try
- R(I);XQ(c)
- Threat
- DUALS(3)
- Vars
- B(e);OGATE,XP(E)::R1(I),XB(e)
- Refutation
- R(d);XR(I)
- Try
- Actual
- R(H);
- Threat
- QAR1(C)
- Vars
- Q(c);XP(E)::S(D)
- B(e);SBLOCK,XP(E)::S(D)
- B(e);N_GUARD::S(G)
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).