MESON Chess Problem Database
Problem Display
PID: 10689 (2R3K1/1pN2B2/1p2RP2/1P1nBp2/1Pk2N1Q/1pP3P1/1P6/8 w - - 0 1)
Lipton, Michael
1st HM., Dutch JT, 1967
#2
14 + 6
| 5862 | An ABC of Chess Problems | 1970 |
SOLUTION
- SOUND
- Sets
- 1...Se3
- 2.Rc6#
- 1...Sxb4
- 2.Rc6#
- 1...Sxf4
- 2.Rd6#
- 1...Sxf6+
- 2.Rxf6#
- 1...Sxc7
- 2.Rxb6#
- 1...Se7+
- 2.Rxe7#
- 1...Se3
- Tries
- 1.Kg7?
- 1...Sxb4
- 2.Rc6#
- 1...Sxf4
- 2.Rd6#
- 1...Sxf6
- 2.Rc6#
- 2.Rxf6#
- 1...Sxc7
- 2.Rxb6#
- 1...Se3
- 2.Rc6#
- 1...Se7
- 2.Rc6#
- 2.Rxe7#
- 1...Sxc3!
- 1...Sxb4
- 1.Kh7?
- 1...Sxf6+
- 2.Rxf6#
- 1...Sxb4
- 2.Rc6#
- 1...Sxf4
- 2.Rd6#
- 1...Sxc7
- 2.Rxb6#
- 1...Se3
- 2.Rc6#
- 1...Se7
- 2.Rc6#
- 2.Rxe7#
- 1...Sxc3!
- 1...Sxf6+
- 1.Kf8?
- 1...Sxb4
- 2.Rc6#
- 1...Sxf4
- 2.Rd6#
- 1...Sxf6
- 2.Rc6#
- 2.Rxf6#
- 1...Sxc7
- 2.Rxb6#
- 1...Se3
- 2.Rc6#
- 1...Se7
- 2.Rc6#
- 2.Rxe7#
- 1...Sxc3!
- 1...Sxb4
- 1.Kh8?
- 1...Sxb4
- 2.Rc6#
- 1...Sxf4
- 2.Rd6#
- 1...Sxf6
- 2.Rc6#
- 2.Rxf6#
- 1...Sxc7
- 2.Rxb6#
- 1...Se3
- 2.Rc6#
- 1...Se7
- 2.Rc6#
- 2.Rxe7#
- 1...Sxc3!
- 1...Sxb4
- 1.Sa6+?
- 1...Sc7
- 2.Rxb6#
- 1...Kxb5!
- 1...Sc7
- 1.Sa8+?
- 1...Sc7
- 2.Rxb6#
- 1...Kxb5!
- 1...Sc7
- 1.Se8+?
- 1...Sc7
- 2.Sd6#
- 2.Rxb6#
- 1...Kxb5!
- 1...Sc7
- 1.Rd8?
- 1...Sxf6+
- 2.Rxf6#
- 1...Se7+
- 2.Rxe7#
- 1...Sxc3
- 2.Rd4#
- 1...Sxb4
- 2.Rc6#
- 1...Sxf4
- 2.Rxb6#
- 2.Rc6#
- 2.Red6#
- 2.Re7#
- 2.Ree8#
- 2.Rd4#
- 2.Qxf4#
- 1...Se3
- 2.Rc6#
- 2.Rd4#
- 1...Sxc7!
- 1...Sxf6+
- 1.Kg7?
- Keys
- 1.Bd6!
- 1...Sxf6+
- 2.Rxf6#
- 1...Se7+
- 2.Rxe7#
- 1...Sxc3
- 2.Re4#
- 1...Sxb4
- 2.Re4#
- 1...Sxf4
- 2.Re3#
- 1...Sxc7
- 2.Re5#
- 1...Se3
- 2.Rxe3#
- 2.Re4#
- 1...Sxf6+
- 1.Bd6!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 3
- ADDED MATES = 1
- REMOVED MATES = 1
- Sets
- S(c);::B(L)+R(I),DCHECK
- S(c);XP(D)::B(L)+R(I),DCHECK
- S(c);OGATEB,P_SPINS(c),XS(E)::B(L)+R(I)
- S(c);CHECK,OGATE,XP(J)::B(L)+R(I),XS(c)
- S(c);OGATEB,P_SPINS(c),XS(K)::B(L)+R(I),XP(e)
- S(c);CHECK,OGATEB::B(L)+R(I),XS(c)
- Tries
- Try
- K(N);P-FLIGHT
- Vars
- S(c);XP(D)::B(L)+R(I),DCHECK
- S(c);OGATEB,P_SPINS(c),XS(E)::B(L)+R(I)
- S(c);OGATEB,P_SPINS(c),XS(K)::B(L)+R(I),XP(e)
- S(c);::B(L)+R(I),DCHECK
- Refutation
- S(c);XP(B)
- Try
- K(N);S_FLIGHT
- Vars
- S(c);CHECK,OGATE,XP(J)::B(L)+R(I),XS(c)
- S(c);XP(D)::B(L)+R(I),DCHECK
- S(c);OGATEB,P_SPINS(c),XS(E)::B(L)+R(I)
- S(c);OGATEB,P_SPINS(c),XS(K)::B(L)+R(I),XP(e)
- S(c);::B(L)+R(I),DCHECK
- Refutation
- S(c);XP(B)
- Try
- K(N);P-FLIGHT
- Vars
- S(c);XP(D)::B(L)+R(I),DCHECK
- S(c);OGATEB,P_SPINS(c),XS(E)::B(L)+R(I)
- S(c);OGATEB,P_SPINS(c),XS(K)::B(L)+R(I),XP(e)
- S(c);::B(L)+R(I),DCHECK
- Refutation
- S(c);XP(B)
- Try
- K(N);P-FLIGHT
- Vars
- S(c);XP(D)::B(L)+R(I),DCHECK
- S(c);OGATEB,P_SPINS(c),XS(E)::B(L)+R(I)
- S(c);OGATEB,P_SPINS(c),XS(K)::B(L)+R(I),XP(e)
- S(c);::B(L)+R(I),DCHECK
- Refutation
- S(c);XP(B)
- Try
- S(K);CHECK
- Vars
- S(c);P_SPINS(c)::B(L)+R(I),XP(e)
- Refutation
- K(b);S_FLIGHT,XP(G)
- Try
- S(K);CHECK
- Vars
- S(c);P_SPINS(c)::B(L)+R(I),XP(e)
- Refutation
- K(b);S_FLIGHT,XP(G)
- Try
- S(K);CHECK
- Refutation
- K(b);S_FLIGHT,XP(G)
- Try
- R(M);
- Vars
- S(c);CHECK,OGATE,XP(J)::B(L)+R(I),XS(c)
- S(c);CHECK,OGATEB::B(L)+R(I),XS(c)
- S(c);OGATE,XP(B)::R1(M)
- S(c);XP(D)::B(L)+R(I),DCHECK
- Refutation
- S(c);XS(K)
- Try
- Actual
- B(H);
- Vars
- S(c);CHECK,OGATE,XP(J)::B(L)+R(I),XS(c)
- S(c);CHECK,OGATEB::B(L)+R(I),XS(c)
- S(c);XP(B)::B(L)+R(I),DCHECK
- S(c);XP(D)::B(L)+R(I),DCHECK
- S(c);OGATEB,P_SPINS(c),XS(E)::B(L)+R(I)
- S(c);OGATEB,P_SPINS(c),XS(K)::B(L)+R(I)
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).