CREATE TABLE table_56204 ("Year" CLOB, "Date" CLOB, "Venue" CLOB, "Winner" CLOB, "Country" CLOB, "Score" CLOB, "To par" CLOB, "Margin of victory" CLOB, "Runner ( s ) -up" CLOB, "Winner's share  (  \\u20ac  ) " CLOB)

What is the margin of victory for nikki garrett?
SELECT "Margin of victory" FROM table_56204 WHERE "Winner" = 'nikki garrett'
SELECT "Margin of victory" FROM "table_56204" WHERE "Winner" = 'nikki garrett'