Complex sentence: Along with the album, Matsson announced a summer tour throughout Europe and the United States including two gigs in Sweden (at the Södra Teatern (English: Southern Theatre) in Stockholm) and a performance at the Newport Folk Festival in Newport, Rhode Island.
Split into simpler sentences: Along with the album, Matsson announced a summer tour throughout Europe and the United States. The tour included two gigs in Sweden (at the Södra Teatern (English: Southern Theatre) in Stockholm) and a performance at the Newport Folk Festival in Newport, Rhode Island.