Complex sentence: The current school Acting headteacher is Nick Feltimo who was appointed after the departure of Gill Thomas, who was the headmistress of the school between 2006,2010 In Spetember 2010 there will be a new Headmaster at the school Mr Hayes.
Split into simpler sentences: The current school Acting headteacher is Nick Feltimo who was appointed after the departure of Gill Thomas, who was the headmistress of the school between 2006 till 2010. From Spetember 2010 there will be a new Headmaster at the school Mr Hayes.