sentences:  On Fridays, the school uniform is a white shirt and white trousers/skirt with a striped tie and the house-colored overcoat.The students are divided among four houses — Edison (blue), Newton (yellow), Raman (red) and Bhabha (green) — to provide competition.The houses have been named after the scientists Thomas Edison, Isaac Newton, C. V. Raman and Homi J. Bhabha.