user: Question: When was Elaine Powell (G) of the United States picked?
Columns: ['Pick', 'Player', 'Nationality', 'New WNBA Team', 'Former WNBA Team', 'College/Country/Team']
Types: ['real', 'text', 'text', 'text', 'text', 'text']
Sample row: [1.0, 'Jia Perkins (G)', 'United States', 'Chicago Sky', 'Charlotte Sting', 'Texas Tech']
SQL:

assistant: SELECT "Pick" FROM "Table" WHERE "Nationality" = 'United States' AND "Player" = 'Elaine Powell (G)';