Table: argentinian_stadiums
Columns: stadium
capacity
city
province
home_team_s

Question: What was the average capacity for vélez sársfield?
SQL: SELECT AVG("capacity") FROM argentinian_stadiums WHERE "home_team_s" = 'vélez sársfield'

Question: What city was the home team Tigre?
SQL: SELECT "city" FROM argentinian_stadiums WHERE "home_team_s" = 'tigre'

Question: What province is in Mendoza with a stadium feliciano gambarte?
SQL: SELECT "province" FROM argentinian_stadiums WHERE "city" = 'mendoza' AND "stadium" = 'feliciano gambarte'