CREATE TABLE table_48528 ("Class" TEXT, "Part 1" TEXT, "Part 2" TEXT, "Part 3" TEXT, "Part 4" TEXT)

What is Part 3, when Part 1 is 'frj sa'?
SELECT "Part 3" FROM table_48528 WHERE "Part 1" = 'frjósa'
SELECT "Part 3" FROM "table_48528" WHERE "Part 1" = 'frjósa'