Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_21434618_1 (team__number2 VARCHAR)

### Question ###
give the 1st leg score against ilisiakos

### Accurate SQL ###

SELECT 1 AS st_leg FROM table_21434618_1 WHERE team__number2 = "Ilisiakos"