Light ( 牝 1907 鹿毛 Eager )
 |-- Gloaming ( セ 1915 鹿毛 The Welkin )
 |-- Refraction ( 牝 1917 The Welkin )
 |   `-- Miss Refraction ( 牝 1928 鹿毛 Cyklon )
 |   |   `-- Double Refraction ( 牝 1940 栗毛 Piccadilly )
 |-- Lightsome ( 牝 1921 鹿毛 The Welkin )
 |   |-- Lightness ( 牝 1928 鹿毛 Cyklon )
 |   |   `-- Sunglow ( 牝 1943 鹿毛 Agincourt )
 |   `-- Brightness ( 牝 1930 鹿毛 Cyklon )
 |   |   `-- Blazon ( 牝 1937 鹿毛 Madagascar )
 `-- Gloaming's Sister ( 牝 1923 鹿毛 The Welkin )
 |   |-- Gloriole ( 牝 1928 Heroic )
 |   |   `-- Captivate ( 牝 1944 Golden Sovereign )
 |   `-- Gold Gleam ( 牝 1943 鹿毛 Hall Mark )
 |   |   |-- Happy Harvest ( 牝 1951 鹿毛 Hunter's Moon )
 |   |   `-- Cymbal ( 牝 1958 栗毛 Star King )