牝系ツリーβ(今のところサーバー負荷を考えて4代までの簡易版)

Sweet Downs [1901]
|
 | |―Sweet Acre [1916]
 |   |―Sweet Cicely [1923]
 |   | |―Phlox [1932]
 |   |   |―Eyrefield [1937]
 |   |―Tugela [1924]
 |     |―Curtain Call [1936]