Complex sentence: Danza is a form of music that can be varied in its expression; the Puerto Rican national anthem, "La Borinqueña", was originally a danza that was later altered to fit a more anthem-like style.
Split into simpler sentences: Danza is a form of music that can be varied in its expression. The Puerto Rican national anthem, "La Borinqueña", was originally a danza that was later altered to fit a more anthem-like style.