What is the content of Zuo Si's "Sandu Fu" during the Taikang period of the Western Jin Dynasty? (Must be complete and accurate)

"Ode to the Three Capitals" was written by Zuo Si, a writer of the Western Jin Dynasty. Its content is centered on the three capitals of Luoyang, Shouchun, and the capital (Chang'an), describing various aspects of society, politics, culture, geography, etc. at that time. status. The full text consists of four parts: preface, Luoyang Fu, Shouchun Fu, Jingshi Fu, and miscellaneous notes. In the preface, Zuo Si describes the location and importance of these three cities and expresses his feelings about his hometown. In Luoyang Fu, the author introduces Luoyang's geographical location, history, streets, commerce, scenic spots and culture, etc., and also talks about the political and military conditions at that time. Shouchun Fu mainly describes the beautiful scenery, folk customs, history and culture of Shouchun, as well as the commercial status of silk and other specialties. At the same time, Zuo Si also discussed Shouchun's cultural heritage and historical celebrities. In the Capital Fu, Zuo Si focused on describing the grand scene of Chang'an at that time, including palaces, streets, residential buildings, scenic spots, cultural relics, etc. He also gave a relatively detailed description of the economy, culture, etiquette, etc. at that time. The miscellaneous notes are records of various legends and anecdotes at that time. The entire "Sandu Fu" not only depicts the beauty and culture of the three cities, but also reflects the social, political and economic conditions at that time. The form of the work is novel and the diction is clear and natural. It is an important work of poetry in the history of Chinese literature.