Umberto Mastroianni
He was the uncle of the actor Marcello Mastroianni and the film editor Ruggero Mastroianni . 
<triplet> Marcello Mastroianni <subj> Ruggero Mastroianni <obj> sibling <triplet> Ruggero Mastroianni <subj> Marcello Mastroianni <obj> sibling