Complex sentence: Spinetta dedicated the song to Cristina Bustamante, his girlfriend at the time, and has compared the romantic ballad to songs like "Tu nombre me sabe a hierba" by Joan Manuel Serrat and "Julia" by the Beatles.
Split into simpler sentences: Spinetta dedicated the song to Cristina Bustamante, his girlfriend at the time. He has linkened the romantic ballad to tracks like "Tu nombre me sabe a hierba" by Joan Manuel Serrat and "Julia" by the Beatles.