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_38 (rank VARCHAR, nationality VARCHAR, heat VARCHAR)
### Question:
Serbia has a heat less than 2 and what sum of rank?
### Answer:
SELECT COUNT(rank) FROM table_name_38 WHERE nationality = "serbia" AND heat < 2