Pierre Le Roy
Le Roy was born in Paris , eldest son of Julien Le Roy , a clockmaker to Louis XV who had worked with Henry Sully , in which place Pierre Le Roy succeeded his father . 
<triplet> Louis XV <subj> Paris <obj> work location <triplet> Henry Sully <subj> Paris <obj> work location <triplet> Pierre Le Roy <subj> Paris <obj> place of birth