Complex sentence: Much to the disappointment of his father Tomas, Conor became an apprentice to the town blacksmith and he came accustomed to the occasional bottle and six (dutch), and later moved to Derry where he opened his own shop.
Split into simpler sentences: Much to the disappointment of his father Tomas, Conor became an apprentice to the town blacksmith and he became accustomed to the occasional bottle and six (dutch). He later moved to Derry where he opened his own shop.