What are the distinct position of players from college Furman?
select distinct position from match_season where college = "Furman"
What about the players who come from college of Maryland or Duke?
select player from match_season where college = "Maryland" or college = "Duke"
What are the official languages of them?
select t1.official_native_language from country as t1 join match_season as t2 on t1.country_id = t2.country where t2.college = "Maryland" or t2.college = "Duke"