CREATE TABLE table_name_20 (team_1 VARCHAR, team_2 VARCHAR)

Which team was team 1 in the match where team 2 was olympique lyonnais (d2)?
SELECT team_1 FROM table_name_20 WHERE team_2 = "olympique lyonnais (d2)"
SELECT "team_1" FROM "table_name_20" WHERE "olympique lyonnais (d2)" = "team_2"