Complex sentence: Also, there is the small church of St. John with 13th-century frescoes, and the tower-house of the Koumoundouros family, in which Alexandros Koumoundouros (a 19th-century politician and prime minister of Greece) was born.
Split into simpler sentences: Also, there is the small church of St. John with murals of thirteenth century. In the village there is the traditional tower-house of Koumoundouros family in which Alexandros Koumoundouros (a 19th century politician and prime minister of Greece) was born.