Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_name_66 (network VARCHAR, play_by_play VARCHAR, year VARCHAR)
### Question:
What is the network with the play-by-play Marv Albert before 1994?
### Answer:
SELECT network FROM table_name_66 WHERE play_by_play = "marv albert" AND year < 1994