user: Question: Which Medal had a Games of 2008 Beijing, and a Sport of Taekwondo?
Columns: ['Medal', 'Name', 'Games', 'Sport', 'Event']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['Bronze', 'Pedro Nolasco', '1984 Los Angeles', 'Boxing', 'Bantamweight']
SQL:

assistant: SELECT "Medal" FROM "Table" WHERE "Games" = '2008 Beijing' AND "Sport" = 'Taekwondo';