Complex sentence: Girolamo Quirini, O.P. (1519-54), had many disputes with the clergy, the Government and the Holy See; to avoid these disputes, the Senate decreed that in future only senators should be eligible.
Split into simpler sentences: Girolamo Quirini, O.P. (1519-54), had many disputes with the clergy, the Government, and the Holy See. To avoid these disputes, the Senate decreed that in future only senators should be eligible.