Table: olympic_50m_rifle_pr
Columns: year
place
gold
silver
bronze

Question: What is the latest year the world championships were held in Thun?
SQL: SELECT MAX("year") FROM olympic_50m_rifle_pr WHERE "place" = 'thun'

Question: Who won gold when the world championships were held in Phoenix?
SQL: SELECT "gold" FROM olympic_50m_rifle_pr WHERE "place" = 'phoenix'