Tvedestrandsposten
"Tvedestrandsposten" is published by "Tvedestrand & Risør Holding AS" , which is owned 75% by Østlands-Posten , which in turn is owned 100% by A-pressen . 
<triplet> Østlands-Posten <subj> A-pressen <obj> owned by <triplet> A-pressen <subj> Tvedestrandsposten <obj> product or material produced