Complex sentence: Mike Connolly is a Cambridge activist, attorney, and politician who defeated Representative Timothy J. Toomey Jr. in September 2016 in the Democratic primary for the 26th Middlesex District, which comprises East Cambridge and East Somerville.
Split into simpler sentences: Mike Connolly is a Cambridge activist, attorney, and politician. He defeated Representative Timothy J. Toomey Jr. in September 2016 in the Democratic primary for the 26th Middlesex District, which comprises East Cambridge and East Somerville.