Complex sentence: He wrote the lyrics and the book for the 1992 production of the Broadway musical Anna Karenina, for which he received two 1993 Tony Award nominations, one for Best Book of a musical and one for the Best Original Score.
Split into simpler sentences: He wrote the lyrics and the book for the 1992 production of the Broadway musical Anna Karenina, for which he received two 1993 Tony Award nominations. One for Best Book of a musical and one for the Best Original Score.