1976 U.S. Pro Indoor
The 1976 U . S . Pro Indoor was a men's tennis tournament played on indoor carpet courts that was part of the WCT circuit . 
<triplet> 1976 U.S. Pro Indoor <subj> 1976 <obj> point in time <subj> tennis <obj> sport <triplet> carpet court <subj> tennis <obj> sport <triplet> WCT circuit <subj> tennis <obj> sport