Complex sentence: Her Majesty Queen Sukumalmarsri was born at the royal palace, she was a daughter of His Majesty King Mongkut and Chao Chom Marnda Sumli, as a children of the monarch she was stlyed HRH Princess Sukumalmarsri from birth.
Split into simpler sentences: Her Majesty Queen Sukumalmarsri was born at the royal palace. She was a daughter of His Majesty King Mongkut and Chao Chom Marnda Sumli, as a child of the monarch she was styled HRH Princess Sukumalmarsri from birth.