Complex sentence: He did not hesitate to offer his gouaches and small mobiles to his friends in the country, he even donated to the town a "stabile trônant", which since 1974 is situated front of the church: an anti-sculpture free from gravity.
Split into simpler sentences: He did not hesitate to offer his gouaches and small mobiles to his friends in the country. He even donated to the town a "stabile trônant" (enthroned stabile), which since 1974 has been situated front of the church: an anti-sculpture free from gravity.