Complex sentence: The Kadoorie agricultural school was reputed to be one of the best schools in the Israel in the period of the British Mandate of Palestine are many people from main settlements in Israel sent their boys to be educated in Kadoorie.
Split into simpler sentences: The Kadoorie agricultural school was reputed to be one of the best schools in Israel in the period of the British Mandate of Palestine. Many people from main settlements in Israel sent their boys to be educated in Kadoorie.