descendants of Twitter xx

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broodmare Firefly xx (Thoroughbred, 1860, from Orlando xx)

Firefly xx
gender-female
1860

Orlando xx / Alarm xx

broodmare Portia xx (Thoroughbred, 1882, from Arbitrator xx)

Portia xx
gender-female
1882

Arbitrator xx / Alarm xx

broodmare Tell Tale xx (Thoroughbred, 1864, from Mentmore xx)

Tell Tale xx
gender-female
1864

Mentmore xx / Alarm xx