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_5 (player VARCHAR, position VARCHAR, jersey_number_s_ VARCHAR)

### Question ###
Who wears the jersey number 20 and has the position of SG?

### Accurate SQL ###

SELECT player FROM table_name_5 WHERE position = "sg" AND jersey_number_s_ = "20"