Caernarfon Bay
Caernarfon Bay ( occasionally Caernarvon Bay ) is an inlet of the Irish Sea defined by the Llŷn peninsula and Anglesey . 
<triplet> Caernarfon Bay <subj> Irish Sea <obj> located in the administrative territorial entity <triplet> Llŷn peninsula <subj> Irish Sea <obj> located in or next to body of water <triplet> Anglesey <subj> Irish Sea <obj> located in or next to body of water