What is the surface of the tournament with a runner-up outcome and dudi sela as the opponent?
CREATE TABLE table_name_59 (surface VARCHAR, outcome VARCHAR, opponent VARCHAR)
SELECT surface FROM table_name_59 WHERE outcome = "runner-up" AND opponent = "dudi sela"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_59 (surface VARCHAR, outcome VARCHAR, opponent VARCHAR) Question: What is the surface of the tournament with a runner-up outcome and dudi sela as the opponent? [/INST] SELECT surface FROM table_name_59 WHERE outcome = "runner-up" AND opponent = "dudi sela" </s>