10.18170/DVN/NPDNSO Yu, Shiwen(Peking University) Peking University Open Research Data Platform 2018 The Knowledge Base of Phrase Structure in Modern Chinese contains 676 structural rules for Chinese phrases (including compound words) which are context-free grammar rules. There are three sample libraries released this time: 160 rules that contain the adjective, 184 rules that contain the number, and 100 miscellaneous words. Removing repeating, the number of different rules are 335, which is account for half of the whole library. Sample library is free to download and use, welcome users feedbacking problems, errors and flaws. Yu, Shiwen(Peking University)