Complex sentence: He paid 50,000 ducats for the palazzo to the Loredan family, who were having financial difficulties, however he sold it only two years later to Gugliemo (William) III Gonzaga, Marquis of Mantua.
Split into simpler sentences: He paid 50,000 ducats for the palazzo to the Loredan family, who were having financial difficulties. However, he sold it only two years later to Gugliemo (William) III Gonzaga, Marquis of Mantua.