CREATE TABLE table_57407 ("Home team" CLOB, "Home team score" CLOB, "Away team" CLOB, "Away team score" CLOB, "Venue" CLOB, "Crowd" FLOAT, "Date" CLOB)

Who is North Melbourne's home team?
SELECT "Home team" FROM table_57407 WHERE "Away team" = 'north melbourne'
SELECT "Home team" FROM "table_57407" WHERE "Away team" = 'north melbourne'