My answer: (crosswind lyrics: it's military music riding on a horse and playing drums. )
Yuefu Poetry Collection divides Yuefu poetry into 12 categories, such as Jiaomiao Ci, Ci, Advocacy Ci, Transverse Blowing Ci, Harmony Ci, Dance Ci, Qin Ci, Miscellaneous Ci, Modern Ci, Miscellaneous Ci and New Yuefu Ci. It is divided into several subclasses. For example, poems with horizontal blows can be divided into Han's horizontal blows and Jiao's horizontal blows.
The following is the definition scope of each category:
1, Jiao Miao Song: It is a ritual song to worship heaven and earth, ancestral temple, Tang Ming, native land and country.
2. Yanshe Pavilion: used for banquets, including banquets for clans, old friends and guests.
3, advocating music: it is military music, the flute is short and the drum is short.
4. Cross-blowing lyrics: It is a kind of military music that rides on a horse and plays drums.
5. Harmony songs: most of them are the common songs of the Han Dynasty, including harmony songs, sigh songs, four-string songs, flat tones, clear tones, melodies, Chu tones and so on.
6. Songs in Qing Dynasty originated from Xianghe songs, including Wusheng Song, Xiqu Song and Jiangnan Lane.
7. Dance music, dance music.
8, Qin Quge words, Qin Qu used.
9. Miscellaneous songs, folk music miscellaneous songs that have been lost or survived, are close to five-character ancient poems. Famous works such as "Ancient Poems for Jiao Zhongqing's Wife".
10, modern lyrics, court works since the Six Dynasties, Tang Dynasty zaju. The style of ancient Yuefu ci has always been lacking;
1 1, miscellaneous folk songs, mostly prophecies and proverbs.
12, New Yuefu Ci, written by people in the Tang Dynasty. Not melodious, not singing, actually equivalent to ancient poetry.