Romney Lock
Romney Lock is a lock on the River Thames in England near Windsor and Eton , about half a mile downstream of Windsor Bridge . 
<triplet> Romney Lock <subj> lock <obj> instance of <subj> River Thames <obj> located on terrain feature <triplet> Windsor <subj> River Thames <obj> located in or next to body of water <triplet> Eton <subj> River Thames <obj> located in or next to body of water <triplet> Windsor Bridge <subj> River Thames <obj> crosses