Problem: What type of details about petra rivers  can be gathered from the following bio?  Bio: petra rivers -lrb- born 11 december 1952 -rrb- is a retired australian athlete who specialised in the javelin throw . at the 1970 national championships , she won both the open and junior javelin titles . although still only seventeen , it was her fourth national junior javelin championship win . her performances earned her a place in the australian team for the 1970 commonwealth games and she comfortably won the gold medal in edinburgh . in late 1971 , she threw australian and world junior records of 61.76 and 62.24 metres , in quick succession but injury kept her out of the 1972 national titles and olympic games . she recovered to repeat her commonwealth games gold medal win in auckland but continuing injuries forced her retirement from the sport , at age 22 , in 1975 . four years later , rivers returned from retirement and gained olympic selection for the 1980 moscow olympics . she won the 1982 national championships with a huge national record throw of 69.28 metres and took the silver medal at the brisbane commonwealth games behind team-mate sue howland . rivers went on to compete in the 1984 la olympics and 1986 commonwealth games .

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Problem: What type of details about adam liaw  can be gathered from the following bio?  Bio: adam liaw -lrb- born 8 september 1978 -rrb- is an australian lawyer and television chef . he was the winner of the second series of `` masterchef australia '' , defeating student callum hann in the final .

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Problem: What type of details about gunnar nilsson -lrb- trade unionist -rrb-  can be gathered from the following bio?  Bio: gunnar erling nilsson -lrb- 1922 -- 1997 -rrb- was a swedish trade union organizer . originally a glass-blower by profession , he belonged to the wood industries workers union . nilsson was the chairman of the swedish trade union confederation 1973 -- 1983 .

A: - death place - birth name - death date - birth date - name - nationality - image - birth place


Problem: What type of details about sarah waters  can be gathered from the following bio?  Bio: sarah waters -lrb- born 21 july 1966 -rrb- is a welsh novelist . she is best known for her novels set in victorian society and featuring lesbian protagonists , such as `` tipping the velvet '' and `` fingersmith '' .

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