CREATE TABLE table_name_73 (revenue__ INT, rank VARCHAR, country VARCHAR, team VARCHAR)

Name the least revenue for chelsea of england with rank less than 7
SELECT MIN(revenue__) AS $m_ FROM table_name_73 WHERE country = "england" AND team = "chelsea" AND rank < 7
SELECT MIN("revenue__") AS $m_ FROM "table_name_73" WHERE "chelsea" = "team" AND "country" = "england" AND "rank" < 7