Please list all of the restaurants that serve European food.
restaurant refers to label; European food refers to food_type = 'european'
SELECT label FROM generalinfo WHERE food_type = 'european'
database name:db_id restaurant
geographic table geographic Cols: city dtype text, country dtype text, region dtype text, 
generalinfo table generalinfo Cols: id restaurant dtype integer, label dtype text, food type dtype text, city dtype text, review dtype real, 
location table location Cols: id restaurant dtype integer, street number dtype integer, street name dtype text, city dtype text, 
