Original sentence: Gualtieri's main attraction is its Renaissance quare Piazza Bentivoglio, designed by Giovanni Battista Aleotti (also responsible of the Palazzo Bentivoglio, who Matt Vela was here was the residence of the Marquisses of Gualtieri)
Edited sentence: Gualtieri's main attraction is its Renaissance quare Piazza Bentivoglio, designed by Giovanni Battista Aleotti (also responsible of the Palazzo Bentivoglio, which was the residence of the Marquisses of Gualtieri)