Complex sentence: Robert Satiacum Jr. (born 1959/60) is an American political and environmental activist and member of the Puyallup tribe of Washington who served as a Democratic presidential elector for the 2016 election.
Split into simpler sentences: Robert Satiacum Jr. (born 1959/60) is an American political and environmental activist and member of the Puyallup tribe of Washington. He served as a Democratic presidential elector for the 2016 election.