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)

Grecian Princess [1770]
|
 | |―Xantippe [1779]
 | | |―Xenia [1788]
 | | | |―Brown Justice [1795]
 | | |   |―Helen [1809]
 | | |―John Bull [1789] [1792-05-24  ダービー]
 | | |―Peggy Bull [1790]
 | |   |―Passion-flower [1806]
 | |     |―Langton Mare [1815]
 | |―Alexander [1782] [1787-09-30  クレイヴンステークス]