Complex sentence: The Heritage Alliance is a charity operating in England which promotes the central importance of the voluntary heritage movement in England, and aims to make their voice heard more collectively and coherently to key stakeholders working in government, the public and private sector.
Split into simpler sentences: The Heritage Alliance is a charity operating in England which promotes the central importance of the voluntary heritage movement in England. Established by independent heritage bodies it aims to make their voice heard more collectively and coherently to key stakeholders working in government, the public and private sector.