Given the question: What key details about georg gerstacker can be extracted from the following bio? Bio: georg gerstacker -lrb- 3 june 1889 -- 21 december 1949 -rrb- was a german wrestler who competed in the 1912 summer olympics . he won the silver medal in the featherweight event .
The answer is:
- death date is 21 december 1949- birth date is 3 june 1889- name is georg gerstacker- death place is nurnberg , germany- birth place is nurnberg , germany