Complex sentence: Gaga and Diane Warren co-wrote a song titled "Til It Happens to You" for the documentary "The Hunting Ground", which earned them the Satellite Award for Best Original Song and an Academy Award nomination in the same category.
Split into simpler sentences: Gaga and Diane Warren co-wrote a song titled "Til It Happens to You" for the documentary "The Hunting Ground". Gaga earned the Satellite Award for Best Original Song and an Academy Award nomination in the same category.