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_39 (blank_ends INTEGER, nation VARCHAR, ends_lost VARCHAR)
### Question:
What is the sum of Blank Ends for Denmark when less than 42 is the ends lost?
### Answer:
SELECT SUM(blank_ends) FROM table_name_39 WHERE nation = "denmark" AND ends_lost < 42