Complex sentence: Groff received a Tony Award nomination for his performance as Melchior Gabor in Broadway musical "Spring Awakening," and won two Obie Awards for starring in two of Craig Lucas's plays, "Prayer for My Enemy" and "The Singing Forrest".
Split into simpler sentences: Groff received a Tony Award nomination for his performance as Melchior Gabor in Broadway musical Spring Awakening,'. For his work on "Off Broadway" stage, Groff and won two Obie Awards for starring in two of Craig Lucas's plays, "Prayer for My Enemy" and "The Singing Forrest".