Messier 29
Messier 29 or M29 , also known as NGC 6913 , is a quite small , bright open cluster of stars just south of the central bright star Gamma Cygni of a northerly zone of the sky , Cygnus . 
<triplet> Messier 29 <subj> open cluster <obj> instance of <subj> Cygnus <obj> constellation <triplet> Gamma Cygni <subj> star <obj> instance of <subj> Cygnus <obj> constellation <triplet> Cygnus <subj> zone of the sky <obj> instance of