Complex sentence: William Henry Edwards (born 6 January 1938) was British Labour Member of Parliament for Merioneth from 1966 to 1974, when he lost the seat in the February election of that year to Plaid Cymru's Dafydd Thomas.
Split into simpler sentences: William Henry Edwards (born 6 January 1938) was a British Labour politician. He was Member of Parliament for Merionethshire from 1966 to 1974, when he lost the seat in the February election of that year to Plaid Cymru's Dafydd Thomas.