Table schema:
CREATE TABLE table_17481974_1 (episode__number INTEGER, original_airdate VARCHAR)

Question: Which is the number of the episode "rook gave" "rūku dīo" (デ デ ィ オ ー ル) which aired on July 14, 2003
SQL: SELECT MIN(episode__number) FROM table_17481974_1 WHERE original_airdate = "July 14, 2003"