user: Question: Who is the player in the Center position from 2006 with nationality of the United States?
Columns: ['Player', 'Nationality', 'Position', 'From', 'School/Country']
Types: ['text', 'text', 'text', 'real', 'text']
Sample row: ['Jim Barnes Category:Articles with hCards', 'United States', 'Forward/Center', 1967.0, 'UTEP']
SQL:

assistant: SELECT "Player" FROM "Table" WHERE "Nationality" = 'United States' AND "Position" = 'Center' AND "From" = 2006.0;