Given the question: What key details about cai hesen can be extracted from the following bio? Bio: cai hesen -lrb- ; march 30 , 1895 -- august 4 , 1931 -rrb- was an early leader of the chinese communist party -lrb- ccp -rrb- , and a friend and comrade of mao zedong . cai was born in shanghai but grew up in shuangfeng county in hunan province of china . he helped mao organize the changsha '' new people 's study society '' . in 1919 he went to france on the work-study program , and his letters of advocacy were important in convincing mao of the bolshevik revolutionary approach . on his return to china , he was an important leader and organizer for the young communist party , spent several years in moscow , and returned to china again in 1931 . while organizing revolutionary activity in hong kong , he was arrested and given over to canton authorities , who executed him in august , 1931 .
The answer is:
- death place is guangzhou- alt is cai hesen- other names is runhuan -rrb- , zeying -lrb- zh-hans -rrb- , lin -lrb- bin -lrb- zh-hans -rrb- zh-hans -rrb- , hexian -lrb- zh-hans- native name is zh-hans - caption is cai hesen- death date is august 4 , 1931 march 30 , 1895- birth date is march 30 , 1895- name is cai hesen- image size is 180px- image is cai hesen.jpg- birth place is shanghai , china- occupation is communist revolutionary