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_81 (world_rank VARCHAR, year VARCHAR, location VARCHAR)
### Question:
Which World Rank has a Year smaller than 1977, and a Location of eugene?
### Answer:
SELECT world_rank FROM table_name_81 WHERE year < 1977 AND location = "eugene"