What key details about gunnar boos can be extracted from the following bio? Bio: gunnar boos -lrb- 30 may 1894 -- 4 february 1987 -rrb- was a swedish fencer . he competed in the individual foil event at the 1912 summer olympics .
The answer to this question is:
- sport is fencing- death date is 4 february 1987- birth date is 30 may 1894- name is gunnar boos- death place is stockholm , sweden- birth place is lund , sweden