CityVille Hometown
Based on "CityVille" and developed by Zynga , the mobile game was released in June 2011 and is available on iOS ( iPad , iPhone , iPod Touch ) . 
<triplet> CityVille <subj> Zynga <obj> developer <triplet> iOS <subj> iPad <obj> platform <subj> iPod Touch <obj> platform <triplet> iPhone <subj> iOS <obj> operating system <triplet> iPod Touch <subj> iOS <obj> operating system