original_query: What are the subjects of Mou's histories of philosophy?
query: What are the subjects of Mou Zongsan's histories of philosophy?
answer: Mou Zongsan's histories of philosophy cover Neo-Daoism (or Xuanxue), Confucianism (Song and Ming dynasties, often called Neo-Confucianism), and Buddhism (focusing on the Tiantai school).