CREATE TABLE table_name_57 (pick NUMBER, player VARCHAR2, round VARCHAR2)

When parnell dickinson was the player and the rounds were under 7, what's the highest pick?
SELECT MAX(pick) FROM table_name_57 WHERE player = "parnell dickinson" AND round < 7
SELECT MAX("pick") FROM "table_name_57" WHERE "parnell dickinson" = "player" AND "round" < 7