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_77 (sound VARCHAR, producer_executive_producer VARCHAR)

### Question ###
Who was the sound producer that worked under Executive Producer JL?

### Accurate SQL ###

SELECT sound FROM table_name_77 WHERE producer_executive_producer = "jl"