Complex sentence: Alela Diane has toured in the USA both solo and with Tom Brosseau, and has also opened for The Decemberists, Iron & Wine, Akron/Family and Vashti Bunyan.
Split into simpler sentences: Alela Diane has toured in the USA both solo and with Tom Brosseau. She had opened for Iron & Wine, Akron/Family, The Decemberists, and Vashti Bunyan.