CREATE TABLE table_10148 ("Race Name" CLOB, "Circuit" CLOB, "Date" CLOB, "Winning driver" CLOB, "Constructor" CLOB, "Report" CLOB)

On what circuit was the i mexican grand prix held?
SELECT "Circuit" FROM table_10148 WHERE "Race Name" = 'i mexican grand prix'
SELECT "Circuit" FROM "table_10148" WHERE "Race Name" = 'i mexican grand prix'