Complex sentence: During these years was born the nickname "mussi volanti", coming from a teasing of Hellas Verona supporters, it stated that Chievo would be promoted in Serie A when a donkey would have flown.
Split into simpler sentences: During these years was born the nickname "mussi volanti". Coming from a teasing of Hellas Verona supporters, it stated that Chievo would be promoted in Serie A when the donkey would have flown.