Zi Collection, Page Position: Lower. Radical: Divination (bǔ). Kǎ. Kangxi Stroke Count: 5. Page 158, Line 1. Supplement to the Lexicon (Zihuibu): The fanqie pronunciation is derived from the characters cóng and nà, sounding like zá. In the State of Chu, the stationing of troops and the establishment of sentry posts at strategic mountain passes or important locations was called shǒukǎ.