2007 and CYCLONE 50-40-30-20-10-0 years ago

1.Qe8? th. 2.Qxd7#
1...Kc6 a 2.Be4# A
1...Kxe6 b 2.Sd4# B
1...d6 c 2.Ba2# C
1...cxb6!

1.Qc8! th. 2.Qxd7#
1...Kc6 a 2.Sd4# B
1...Kxe6 b 2.Ba2# C
1...d6 c 2.Be4# A
(1...c~ 2.Ba2#)

Lacny cycle

Simple idea by the inventor of the theme uses black thematic pawn - that has been admired and repeated many times.

1...Gg4 a 2.d4# A
1...Gdd4 b 2.gxf4# B
1...Gd6 c 2.Qg5# C

1.Bc5! th. 2.Qg7#
1...Gg4 a 2.gxf4# B
1...Gdd4 b 2.Qg5# C
1...Gd6 c 2.d4# A

Composers early recognized that grasshoppers are suitable for the Lacny cycle.

1...Rxb2 a 2.Be6! A th. 3.Bxf5#, 2...Bd7 3.Bf7#
1...Qa1 b 2.c8S! B th. 3.Se7#

1.Bd6? th. 2.Qxf6+ gxf6 3.Rg8#
1...Rxb2 a 2.c8S! B th. 3.Se7#
1...Qa1 b 2.Sf3! C th. 3.Sh4#
1...Sd7!

1.Bf4! th. 2.Qxf6+ gxf6 3.Rg8#
1...Rxb2 a 2.Sf3! C th. 3.Sh4#
1...Qa1 b 2.Be6! A th. 3.Bxf5#, 2...Bd7 3.Bf7#
1...Sd7 2.Sf3 th. 3.Sh4#

One of the greatest threemovers with the Rice cycle and quiet 2nd moves.

1.Rb2? th. 2.MAf6# A
1...Kf4 a 2.RHf5# B
1...Kh5 b 2.Zd7# C
1...BHc3!

1.Rd2? th. 2.RHf5# B
1...Kf4 a 2.Zd7# C
1...Kh5 b 2.MAf6# A
1...d5!

1.Rc2! th. 2.Zd7# C
1...Kf4 a 2.MAf6# A
1...Kh5 b 2.RHf5# B

Great 3x3 complete Shedey cycle with combination of direct and indirect batteries.

1.Qf3? th. 2.Rxe4# A
1...Rxe3 a 2.Rd5# B
1...Rf5 b 2.Rxf5# C
1...Qg6!

1.Sc7! th. 2.Rd5# B
1...Rxe3 a 2.Rf5# C
1...Rf5 b 2.Rxe4# A
1...Qa2 2.Sf3#
1...Rxf4 2.Qxf4#

A small but important step. Autorsīs improvement of orthodox twomover with the Shedey cycle: for the first time all thematic (White and Black) moves played by Rooks only.