Complex sentence: Following this, he was usually selected by the Sheriff of Yorkshire for executions at HMP Armley from 1947 onwards e.g. the execution of Walter Sharpe (aged 20) on 30 March 1950, where he was assisted by Harry Allen.
Split into simpler sentences: Following this, he was usually selected by the Sheriff of Yorkshire for executions at HMP Armley from 1947 onwards. The execution of Walter Sharpe (aged 20) too place there on 30 March 1950, when he was assisted by Harry Allen.