Complex sentence: McElhone was elected Member of Parliament for Glasgow Gorbals at a 1969 by-election, serving until the constituency was abolished in boundary changes for the 1974 general election.
Split into simpler sentences: McElhone was elected Member of Parliament (MP) for Glasgow Gorbals at a by-election in 1969. He served until the constituency was abolished in boundary changes for the 1974 general election.