What key details about marius christensen can be extracted from the following bio? Bio: marius christensen -lrb- 20 november 1889 -- 31 october 1964 -rrb- was a danish modern pentathlete . he competed at the 1920 and 1924 summer olympics .
A:
- sport is modern pentathlon- death date is 31 october 1964- birth date is 20 november 1889- name is marius christensen- death place is ringsted , denmark- birth place is vejle , denmark