Complex sentence: During the inauguration ceremony he described his vision and plans for the areas of Marathon, Nea Makri, Varnavas, and Grammatiko based on entirely different administration concepts focusing on transparency, meritocracy and development of the region.
Split into simpler sentences: During the inauguration ceremony he described his vision and plans for the areas of Marathon, Nea Makri, Varnavas, and Grammatiko. These involved entirely different administration concepts focusing on transparency, meritocracy and the development of the region.