Complex sentence: The 1972 UK miners' strike was a major strike involving a dispute between the National Union of Mineworkers (NUM) and Conservative Government of Edward Heath over pay, which began on 9 January 1972 and ended on 28 February 1972 when the miners returned to work.
Split into simpler sentences: The 1972 UK miners' strike was a major strike involving a dispute between the National Union of Mineworkers (NUM) and the Conservative Edward Heath government over pay. It began on 9 January 1972 and ended on 28 February 1972, when the miners returned to work.