Tavna Monastery
The chronicles of monasteries Tronoša and Peć say it was built by King Stefan Dragutin's sons Vladislav and Urošica . 
<triplet> Stefan Dragutin <subj> Vladislav <obj> child <triplet> Vladislav <subj> Stefan Dragutin <obj> father <triplet> Urošica <subj> Stefan Dragutin <obj> father