Complex sentence: He continued his good run of form by beating Nadal in the third round of the BNP Paribas Open in Indian Wells, the first time he has made it beyond the third round of a Masters 1000 tournament since 2012.
Split into simpler sentences: He continued his good run of form at the BNP Paribas Open in Indian Wells. It was the first time he has made it beyond the third round of a Masters 1000 tournament since 2012.