Complex sentence: The TuTa, which Thayaht called "the most innovative, futuristic garment ever produced in the history of Italian fashion" was an early example of what we now know as a jumpsuit, was intended to revolutionize fashion and create a modern and particularly Italian style.
Split into simpler sentences: The TuTa, which Thayaht called "the most innovative, futuristic garment ever produced in the history of Italian fashion" was an early example of what we now know as a jumpsuit. It was intended to revolutionize fashion and create a modern and particularly Italian style.