user: Question: Which hard has a Clay of 0–0, Grass of 0–0,  Carpet of 0–0, and a Record of 1–0?
Columns: ['Record', 'Hard', 'Clay', 'Grass', 'Carpet']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['2–0', '0–0', '1–0', '1–0', '0–0']
SQL:

assistant: SELECT "Hard" FROM "Table" WHERE "Clay" = '0–0' AND "Grass" = '0–0' AND "Carpet" = '0–0' AND "Record" = '1–0';