▁fo als ▁and ▁four ▁of ▁these ▁were ▁flat ▁race ▁w inners ▁who ▁between ▁them ▁won ▁eleven ▁races ▁for ▁£ 6 , 1 0 7 . ▁ ▁Another ▁son , ▁T ud or ▁King ▁( 1 9 2 0 ) ▁won ▁a ▁small ▁hur d le ▁race . ▁Her ▁four ▁daughters ▁( each ▁by ▁a ▁different ▁s ire ) ▁were ▁successful ▁as ▁bro od mar es , ▁found ing ▁the ▁classic ▁winning ▁Pre tty ▁Pol ly ▁family ▁which ▁remains ▁important ▁in ▁the ▁stud ▁book . ▁Pre tty ▁Pol ly ▁was ▁the ▁fourth ▁dam ▁of ▁the ▁good ▁s ire , ▁Don at ello ▁II , ▁the ▁fifth ▁dam ▁of ▁Brig ad ier ▁Ger ard ▁and ▁the ▁sixth ▁dam ▁of ▁The ▁Derby ▁winner ▁St . ▁P addy . ▁ ▁Hon ours ▁Pre tty ▁Pol ly ▁was ▁recorded ▁as ▁Cl uster ▁mare , ▁number ▁C M / 7 3 ▁by ▁Den is ▁Craig ▁in ▁his ▁book , ▁Bre eding ▁Race h ors es ▁from ▁Cl uster ▁Mar es . ▁In ▁A ▁Century ▁of ▁Champions ▁by ▁John ▁Rand all ▁and ▁Tony ▁Morris ▁she ▁was ▁named ▁Bro od m are ▁of ▁the ▁Century ▁as ▁the ▁Mat ri arch ▁of ▁Family ▁ 1 4 - C , ▁the ▁most ▁successful ▁female ▁family ▁in ▁Thor ough bre d ▁racing ▁history . ▁ ▁Ped ig ree ▁ ▁See ▁also ▁ ▁List ▁of ▁leading ▁Thor ough bre d ▁race h ors es ▁ ▁Tri ple ▁Crown ▁of ▁Thor ough bre d ▁Racing ▁ ▁References ▁ ▁External ▁links ▁ ▁Thor ough bre d ▁Heritage