CREATE TABLE table_204_929 (id DECIMAL, "location" TEXT, "name of mill and\ grid reference" TEXT, "type" TEXT, "maps" TEXT, "first mention\ or built" TEXT, "last mention\ or demise" DECIMAL)

did cromer , chipperfield or cheshunt have the most windmills ?
SELECT "location" FROM table_204_929 WHERE "location" IN ('cromer', 'chipperfield', 'cheshunt') GROUP BY "location" ORDER BY COUNT("name of mill and\ngrid reference") DESC LIMIT 1
SELECT "location" FROM "table_204_929" WHERE "location" IN ('cromer', 'chipperfield', 'cheshunt') GROUP BY "location" ORDER BY COUNT("name of mill and\ngrid reference") DESC NULLS LAST LIMIT 1