Complex sentence: He represented the Lyttelton electorate from the 1925 general election, but his election was declared void on 13 March 1926, and the previous holder James McCombs was restored as the holder of the electorate.
Split into simpler sentences: He represented the Lyttelton electorate from the 1925 general election. Lyons' election was declared void on 13 March 1926, and the previous holder, McCombs, was restored as the holder of the electorate.