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_20 (opponent_in_the_final VARCHAR, surface VARCHAR, tournament VARCHAR)
### Question:
Who is the opponent in the final with a clay surface at the Tournament of Lyneham?
### Answer:
SELECT opponent_in_the_final FROM table_name_20 WHERE surface = "clay" AND tournament = "lyneham"