CREATE TABLE table_name_2 (location VARCHAR(255), home_ground VARCHAR(255), position_in_2012_13 VARCHAR(255))
What location has a home ground of n/a, and position in 2012-13 of 13th, third division?
    
SQL: SELECT location FROM table_name_2 WHERE home_ground = "n/a" AND position_in_2012_13 = "13th, third division"