Feather theme

Black pieces move across the square where black king stood in the initial position.

See also: Roentgen theme.

Feather, Christopher John

Schach-Aktiv, 1991

Example: Feather theme
h#2 2.1... (5+8)

1.Kd4 Bb8 2.Rc2 Rxd3#
1.Kc4 Rb8 2.Bg1 Bxd3#

View in Helpmate Analyzer

FEN: 2R5/B1r5/1b6/2kn4/b3n3/1R1p4/8/3K1B1r

External links:

Feather, Christopher John

Moultings 2, 1991

Example: Feather theme
h#2 2.1... (7+8)

1.Kf5 Sd5 2.Rxh6 Sxh6#
1.Ke7 Sd6 2.Bxg8 Sxg8#

View in Helpmate Analyzer

FEN: 3r1nB1/3p1N2/r3kN1R/7P/4qP2/4n3/b7/4K3

External links:

Jones, Christopher James Austin

Springaren, 2012

1st Prize

Example: Feather theme
h#3 2.1... (5+7)

1.Kd5 f4 2.Rb6 Rc6 3.Bd4 Bxg2#
1.Kd6 d4 2.Bb7 Bc6 3.Rc7 Rxf6#

View in Helpmate Analyzer

FEN: 2r5/K3n3/2k2r1R/8/6p1/8/3P1Pb1/b6B

External links:

Gurov, Valery

Probleemblad, 2003

1st Prize

Example: Feather theme
h#2 4.1... (5+12)

1.Ke4 Bxb6 2.Rf4 Re3#
1.Ke6 Ra7 2.Re5 Rxd6#
1.Kf4 Bxd1 2.Be4 Be3#
1.Ke5 Rxd2 2.Qe6 Bxd6#

View in Helpmate Analyzer

FEN: 8/7b/1p1p1r2/R1B2k1r/2p5/K2R2pq/1nBp4/3n4

External links: