CREATE TABLE table_50487 ("Tie no" CLOB, "Home team" CLOB, "Score" CLOB, "Away team" CLOB, "Date" CLOB)

What team was the home team when Manchester City was the away team?
SELECT "Home team" FROM table_50487 WHERE "Away team" = 'manchester city'
SELECT "Home team" FROM "table_50487" WHERE "Away team" = 'manchester city'