@prefix pm20sk: <http://zbw.eu/beta/pm20voc/sk/> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .

pm20sk:73274 skos:broader <http://zbw.eu/beta/pm20voc/sk/i/181534> .
pm20sk:181497 skos:narrower <http://zbw.eu/beta/pm20voc/sk/i/181534> .