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_88 (score_in_the_final VARCHAR, surface VARCHAR, date VARCHAR)
### Question:
What is the score in the final of the tournament with a clay surface on 18 April 2011?
### Answer:
SELECT score_in_the_final FROM table_name_88 WHERE surface = "clay" AND date = "18 april 2011"