CREATE TABLE table_19388 ("Region" TEXT, "Capital" TEXT, "Area  ( km\\u00b2 ) " FLOAT, "Area  ( sq mi ) " FLOAT, "Population" FLOAT)

What is the area of Tuscany?
SELECT MAX("Area (km\u00b2)") FROM table_19388 WHERE "Region" = 'Tuscany'
SELECT MAX("Area (km\u00b2)") FROM "table_19388" WHERE "Region" = 'Tuscany'