What is the surface of eckental tournament with a w/o score?
CREATE TABLE table_name_94 (surface VARCHAR, tournament VARCHAR, score VARCHAR)
SELECT surface FROM table_name_94 WHERE tournament = "eckental" AND score = "w/o"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_94 (surface VARCHAR, tournament VARCHAR, score VARCHAR) Question: What is the surface of eckental tournament with a w/o score? [/INST] SELECT surface FROM table_name_94 WHERE tournament = "eckental" AND score = "w/o" </s>