CREATE TABLE table_204_172 (id DECIMAL, "year" DECIMAL, "representative" TEXT, "hometown" TEXT, "placement in miss nepal" TEXT, "special awards at miss nepal" TEXT, "placement in miss pokhara" TEXT)

who was the first winner of miss nepal ?
SELECT "representative" FROM table_204_172 WHERE "placement in miss nepal" = 'winner' ORDER BY "year" LIMIT 1
SELECT "representative" FROM "table_204_172" WHERE "placement in miss nepal" = 'winner' ORDER BY "year" NULLS FIRST LIMIT 1