Complex sentence: Saraburiwitthayakhom School was built by Boon Monk, the abbot of Saladeang Temple, on 28 April 2445 B.E. At that time, its name was Watsaladeang School.
Split into simpler sentences: Saraburiwitthayakhom School was built by Boon Monk. This school was built on 28 April 2445 B.E. At that time its name was Watsaladeang School.