CREATE TABLE table_55511 ("Pick" FLOAT, "Round" FLOAT, "Player" TEXT, "Position" TEXT, "School" TEXT)

When parnell dickinson was the player and the rounds were under 7, what's the highest pick?
SELECT MAX("Pick") FROM table_55511 WHERE "Player" = 'parnell dickinson' AND "Round" < '7'
SELECT MAX("Pick") FROM "table_55511" WHERE "Player" = 'parnell dickinson' AND "Round" < '7'