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_name_19 (home__2nd_leg_ VARCHAR)

### Question ###
What was the score of the 2nd leg when Newell's Old Boys played at home?

### Accurate SQL ###

SELECT 2 AS nd_leg FROM table_name_19 WHERE home__2nd_leg_ = "newell's old boys"