CREATE TABLE table_14599 ("Perfect stem" CLOB, "Future stem" CLOB, "Imperfect stem" CLOB, "Short stem" CLOB, "Meaning" CLOB)

What is the perfect stem for the word that has a future stem of emango?
SELECT "Perfect stem" FROM table_14599 WHERE "Future stem" = 'emango'
SELECT "Perfect stem" FROM "table_14599" WHERE "Future stem" = 'emango'