CREATE TABLE table_71208 ("Team 1" TEXT, "Agg." TEXT, "Team 2" TEXT, "1st leg" TEXT, "2nd leg" TEXT)

What is the 1st leg score when US Mbila Nzambi is team 1?
SELECT "1st leg" FROM table_71208 WHERE "Team 1" = 'us mbila nzambi'
SELECT "1st leg" FROM "table_71208" WHERE "Team 1" = 'us mbila nzambi'