user: Question: How many carries for the RB averaging 4.7, and a long of over 30 yards?
Columns: ['Player', 'Car.', 'Yards', 'Avg.', "TD's", 'Long']
Types: ['text', 'real', 'real', 'real', 'real', 'real']
Sample row: ["Ja'Mar Toombs", 33.0, 97.0, 2.9, 11.0, 24.0]
SQL:

assistant: SELECT SUM("Car.") FROM "Table" WHERE "Avg." = 4.7 AND "Long" > 30.0;