Table schema:
CREATE TABLE table_name_90 (taijiquan INTEGER, taijijian VARCHAR, total VARCHAR)

Question: What is the lowest Taijiquan of the athlete who has a Taijijian of 9.7 and a total more than 19.34?
SQL: SELECT MIN(taijiquan) FROM table_name_90 WHERE taijijian = 9.7 AND total > 19.34