Table schema:
CREATE TABLE table_name_12 (rank VARCHAR, island VARCHAR, area__sq_mi_ VARCHAR, area__km²_ VARCHAR)

Question: Which rank has a smaller area (sq mi) than 48, and an area (km2) greater than 104, and an island of sula, sogn og fjordane?
SQL: SELECT rank FROM table_name_12 WHERE area__sq_mi_ < 48 AND area__km²_ > 104 AND island = "sula, sogn og fjordane"