CREATE TABLE wine (no DECIMAL, grape TEXT, winery TEXT, appelation TEXT, state TEXT, name TEXT, year DECIMAL, price DECIMAL, score DECIMAL, cases DECIMAL, drink TEXT)
CREATE TABLE appellations (no DECIMAL, appelation TEXT, county TEXT, state TEXT, area TEXT, isava TEXT)
CREATE TABLE grapes (id DECIMAL, grape TEXT, color TEXT)

Find the top 3 wineries with the greatest number of wines made of white color grapes.
SELECT T2.winery FROM grapes AS T1 JOIN wine AS T2 ON T1.grape = T2.grape WHERE T1.color = "White" GROUP BY T2.winery ORDER BY COUNT(*) DESC LIMIT 3
SELECT "T2"."winery" FROM "grapes" AS "T1" JOIN "wine" AS "T2" ON "T1"."grape" = "T2"."grape" WHERE "T1"."color" = "White" GROUP BY "T2"."winery" ORDER BY COUNT(*) DESC NULLS LAST LIMIT 3