CREATE TABLE table_10207 ("Name" TEXT, "Years" TEXT, "Gender" TEXT, "Area" TEXT, "Authority" TEXT, "Decile" FLOAT, "Roll" FLOAT)

Tell me the name for kelston with roll less than 322
SELECT "Name" FROM table_10207 WHERE "Area" = 'kelston' AND "Roll" < '322'
SELECT "Name" FROM "table_10207" WHERE "Area" = 'kelston' AND "Roll" < '322'