CREATE TABLE table_47686 ("Year [A ]" FLOAT, "Pick" TEXT, "Player" TEXT, "Position" TEXT, "College" TEXT)

What is the most recent year georgia tech chose a linebacker?
SELECT MAX("Year [A ]") FROM table_47686 WHERE "Position" = 'linebacker' AND "College" = 'georgia tech'
SELECT MAX("Year [A ]") FROM "table_47686" WHERE "College" = 'georgia tech' AND "Position" = 'linebacker'