Complex sentence: Founded in 1884, the MNAA is located near the Tagus river and occupies the palace of the Counts of Alvor (18th century) and the old convent of Santo Alberto.
Split into simpler sentences: Founded in 1884, the National Museum of Ancient Art is located near the Tagus river. It occupies the palace of the counts of Alvor, dating from the eighteenth century, and the old convent of Santo Alberto.