Mixed Work/(混声作品) -> Genres and Categories [G&C]/(风格与流派)

Mixed Work/(混声作品) -> Tier 2 Practical Aspects Primarily for Composers/(第二层实践方面主要针对作曲家) -> Users Group/(用户群)

Mixed Work/(混声作品) -> Practise/(实践) -> Step 3 Undergraduate/(第三步大学) -> Years Group/(年级群)