MESON Chess Problem Database
Problem Display
PID: 260386 (4N1BB/rp5K/1bP1R3/3k3n/1pr1R3/2pN4/1P2n3/7b w - - 0 1)
Lipton, Michael
5th Prize, McWilliam Ty., 1958
#2
9 + 10
| 15601 | Albrecht-Leiss-Degener Collection | 2022 |
SOLUTION
- SOUND
- Sets
- 1...Rxe4
- 2.Rd6#
- 1...Rc5
- 2.Sxb4#
- 1...Rxc6
- 2.R6e5#
- 1...Bxe4+
- 2.Rg6#
- 1...Bg1
- 2.Sc7#
- 1...Bf2
- 2.Sc7#
- 1...Be3
- 2.Sc7#
- 1...Bd4
- 2.Sc7#
- 1...Bc5
- 2.Sc7#
- 1...Bc7
- 2.Sxc7#
- 1...Sd4
- 2.R4e5#
- 1...Sg3
- 2.Sf6#
- 1...Sf4
- 2.Sf6#
- 1...Sf6+
- 2.Sxf6#
- 1...Sg7
- 2.Sf6#
- 1...bxc6+
- 2.Re7#
- 1...Rxe4
- Tries
- 1.Rxe2?
- threat
- 2.Rd6#
- 2.Rg6#
- 2.Rh6#
- 1...Be4+
- 2.Rg6#
- 1...bxc6+
- 2.Re7#
- 1...Rxc6
- 2.Rd6#
- 1...Re4
- 2.Rd6#
- 1...Rf4
- 2.Rd6#
- 1...Rg4
- 2.Rd6#
- 2.Rg6#
- 1...Sg7
- 2.Rd6#
- 1...Be3
- 2.Sc7#
- 1...Sf4
- 2.Rd6#
- 1...Sf6+!
- threat
- 1.Re3?
- threat
- 2.Rd6#
- 2.Rg6#
- 2.Rh6#
- 1...Be4+
- 2.Rg6#
- 1...bxc6+
- 2.Re7#
- 1...Rxc6
- 2.Rd6#
- 1...Bxe3
- 2.Sc7#
- 1...Re4
- 2.Rd6#
- 1...Rf4
- 2.Rd6#
- 1...Rg4
- 2.Rd6#
- 2.Rg6#
- 1...Sg7
- 2.Rd6#
- 1...Sd4
- 2.R3e5#
- 2.Rd6#
- 1...Sef4
- 2.Rd6#
- 1...Shf4
- 2.Rd6#
- 1...Sf6+!
- threat
- 1.Rxc4?
- threat
- 2.Rxe2#
- 2.Re3#
- 2.Ree4#
- 2.Re5#
- 2.Rd6#
- 2.Rf6#
- 2.Rg6#
- 2.Rh6#
- 2.Re7#
- 1...Be4+
- 2.Rexe4#
- 2.Rg6#
- 1...Sf6+
- 2.Rxf6#
- 1...bxc6+
- 2.Re7#
- 1...Be3
- 2.Rxe3#
- 2.Ree4#
- 2.Re5#
- 2.Rd6#
- 2.Rf6#
- 2.Rg6#
- 2.Rh6#
- 2.Re7#
- 1...Bd4
- 2.Rxe2#
- 2.Re3#
- 2.Re5#
- 2.Re7#
- 1...Bc5
- 2.Rxc5#
- 2.Rd6#
- 2.Rf6#
- 2.Rg6#
- 2.Rh6#
- 1...Sc1
- 2.Re1#
- 2.Re2#
- 2.Re3#
- 2.Ree4#
- 2.Re5#
- 2.Rd6#
- 2.Rf6#
- 2.Rg6#
- 2.Rh6#
- 2.Re7#
- 1...Sg1
- 2.Re1#
- 2.Re2#
- 2.Re3#
- 2.Ree4#
- 2.Re5#
- 2.Rd6#
- 2.Rf6#
- 2.Rg6#
- 2.Rh6#
- 2.Re7#
- 1...Seg3
- 2.Re1#
- 2.Re2#
- 2.Re3#
- 2.Ree4#
- 2.Re5#
- 2.Rd6#
- 2.Rf6#
- 2.Rg6#
- 2.Rh6#
- 2.Re7#
- 1...Sd4
- 2.Re5#
- 1...Sef4
- 2.Re5#
- 2.Rd6#
- 1...Shf4
- 2.Re5#
- 2.Rd6#
- 1...Sg7
- 2.Re5#
- 2.Rd6#
- 1...Kxc4!
- threat
- 1.Rxe2?
- Keys
- 1.b3!
- threat
- 2.bxc4#
- 1...Bxe4+
- 2.Rg6#
- 1...Sf6+
- 2.Sxf6#
- 1...bxc6+
- 2.Re7#
- 1...Rxe4
- 2.Rd6#
- 1...Rxc6
- 2.R6e5#
- 1...Rd4
- 2.R4e5#
- 1...Rc5
- 2.Sxb4#
- 1...Bd4
- 2.Sc7#
- 1...Sd4
- 2.R4e5#
- threat
- 1.b3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 8
- Sets
- R(e);SBLOCK,XR(C)::B(H)+R(E),DCHECK
- R(e);N_GUARD,SBLOCK::S(B),XP(d)
- R(e);SBLOCK,XP(D)::B(H)+R(E),DCHECK
- B(a);CHECK,SBLOCK,XR(C)::B(H)+R(E)
- B(h);N_GUARD::S(G)
- B(h);N_GUARD::S(G),XB(h)
- S(b);SBLOCK::R1(C)
- S(g);N_GUARD::S(G)
- S(g);CHECK,N_GUARD::S(G),XS(g)
- P(j);CHECK,SBLOCK,XP(D)::B(H)+R(E)
- Tries
- Try
- R(C);XS(b)
- Threat
- DUALS(3)
- Vars
- B(a);CHECK::B(H)+R(E)
- P(j);CHECK,SBLOCK,XP(D)::B(H)+R(E)
- R(e);XP(D)::B(H)+R(E),DCHECK
- R(e);::B(H)+R(E),DCHECK
- S(g);::B(H)+R(E),DCHECK
- B(h);N_GUARD::S(G)
- Refutation
- S(g);CHECK
- Try
- R(C);
- Threat
- DUALS(3)
- Vars
- B(a);CHECK::B(H)+R(E)
- P(j);CHECK,SBLOCK,XP(D)::B(H)+R(E)
- R(e);XP(D)::B(H)+R(E),DCHECK
- B(h);N_GUARD,XR(C)::S(G)
- R(e);::B(H)+R(E),DCHECK
- S(g);::B(H)+R(E),DCHECK
- S(b);::B(H)+R(E),DCHECK
- Refutation
- S(g);CHECK
- Try
- R(C);XR(e)
- Threat
- DUALS(9)
- Vars
- S(g);CHECK::B(H)+R(E),XS(g)
- P(j);CHECK,XP(D)::B(H)+R(E)
- S(b);::B(H)+R(E),DCHECK
- Refutation
- K(f);S_FLIGHT,XR(C)
- Try
- Actual
- P(A);
- Threat
- P(A),XR(e)
- Vars
- B(a);CHECK,SBLOCK,XR(C)::B(H)+R(E)
- S(g);CHECK,N_GUARD::S(G),XS(g)
- P(j);CHECK,SBLOCK,XP(D)::B(H)+R(E)
- R(e);SBLOCK,XR(C)::B(H)+R(E),DCHECK
- R(e);SBLOCK,XP(D)::B(H)+R(E),DCHECK
- R(e);SBLOCK::R1(C)
- R(e);N_GUARD,SBLOCK::S(B),XP(d)
- B(h);N_GUARD::S(G)
- S(b);SBLOCK::R1(C)
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).