Complex sentence: Nyong'o later completed a master's degree in acting from the Yale School of Drama, followed by her first feature film role in Steve McQueen's historical drama "12 Years a Slave" (2013).
Split into simpler sentences: Nyong'o later completed a master's degree in acting from the Yale School of Drama. She had her first feature film role in Steve McQueen's historical drama "12 Years a Slave" (2013).