Table: hk_football_clubs_2
Columns: club
league_division
home_ground
location
position_in_2012_13

Question: Where was the location of the Mong Kok Stadium?
SQL: SELECT "location" FROM hk_football_clubs_2 WHERE "home_ground" = 'mong kok stadium'

Question: Which club, had a home ground of n/a?
SQL: SELECT "club" FROM hk_football_clubs_2 WHERE "home_ground" = 'n/a'

Question: What is the location for the first division, Sun Pegasus Club?
SQL: SELECT "location" FROM hk_football_clubs_2 WHERE "league_division" = 'first division' AND "club" = 'sun pegasus'

Question: What division is Sai Kung in?
SQL: SELECT "league_division" FROM hk_football_clubs_2 WHERE "club" = 'sai kung'

Question: What league is Sun Source in?
SQL: SELECT "league_division" FROM hk_football_clubs_2 WHERE "club" = 'sun source'