Question: What calendar includes the year of the monkey, and reckons years, months, and days according to astrological phenomena? 
Sentence (from "Chinese calendar"): s of 2017 , the Chinese calendar is defined by GB/T 33661-2017 "Calculation and promulgation of the Chinese calendar," which the Standardization Administration of the People's Republic of China issued on May 12, 2017.
Relevant evidence: No