Complex sentence: One of them was a Roman Catholic vicar Antun Vramec while other members were writers Ivanuš Pergošić, Blaž Škrinjarić and Blaž Antilović.
Split into simpler sentences: One of them was a Roman Catholic vicar Antun Vramec. Rest of the members were writers Ivanuš Pergošić, Blaž Škrinjarić and Blaž Antilović.