Answer the following question: Facts:   - sport: long-distance running    - event: marathon    - death place: stockholm , sweden    - death date: 20 september 1950      - birth date: 23 november 1887    - name: thure bergvall    - nationality: swedish    - birth place: stockholm , sweden   Based on these bullet points, write a short biography describing the life of thure bergvall .
Answer:
thure bergvall -lrb- 23 november 1887 -- 20 september 1950 -rrb- was a swedish long-distance runner .he competed in the marathon at the 1906 and 1912 summer olympics .