Given the question: What type of details about hans zierold can be gathered from the following bio? Bio: hans zierold -lrb- born 16 april 1938 -rrb- is a retired german swimmer . he competed at the 1956 and 1960 summer olympics in three events in total . in 1956 he finished fifth in the 400 m and 4 200 m freestyle events , whereas in 1960 he placed seventh in the 4 200 m relay . on 14 september 1957 he set a new european record in the 200 m butterfly . in april 1958 he fled from east to west germany .
The answer is:
- sport - height - caption - club - birth date - weight - image - birth place