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_6 (theme VARCHAR, days VARCHAR, series VARCHAR)
### Question:
What's the theme for a series of season 3 with smaller than 148 days?
### Answer:
SELECT theme FROM table_name_6 WHERE days < 148 AND series = "season 3"