Complex sentence: This symbol is incorporated into the tile in the foyer of the school and the school's colours of red, yellow, and blue are illustrated in a mural of a large castle painted on the wall in the hallway.
Split into simpler sentences: This symbol is incorporated into the tile in the foyer of the school. The school's colours of red, yellow, and blue are illustrated in a mural of a large castle painted on the wall in the hallway.