Complex sentence: It is a Government of Ireland supported initiative driven primarily by Fáilte Ireland, the National Tourism Development Authority, and Tourism Ireland, however the concept relies on the grassroots activity of private individuals, and non-governmental organisations.
Split into simpler sentences: It is a government supported initiative driven primarily by Fáilte Ireland, the National Tourism Development Authority, and Tourism Ireland. The concept relies on grassroots initiatives of private individuals, and non-governmental organisations.