Caversham Lock
Caversham Lock is a lock and main weir on the River Thames in England at Reading , Berkshire . 
<triplet> Caversham Lock <subj> lock <obj> instance of <subj> River Thames <obj> located on terrain feature <subj> Berkshire <obj> located in the administrative territorial entity <triplet> River Thames <subj> Berkshire <obj> located in the administrative territorial entity <triplet> Reading <subj> River Thames <obj> located in or next to body of water <triplet> Berkshire <subj> Reading <obj> capital