Which competition features the 1st round of Club Union Luxembourg?
CREATE TABLE table_name_58 (competition VARCHAR, round VARCHAR, club VARCHAR)
SELECT competition FROM table_name_58 WHERE round = "1st round" AND club = "union luxembourg"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_58 (competition VARCHAR, round VARCHAR, club VARCHAR) Question: Which competition features the 1st round of Club Union Luxembourg? [/INST] SELECT competition FROM table_name_58 WHERE round = "1st round" AND club = "union luxembourg" </s>