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_228973_3 (no_in_season VARCHAR, written_by VARCHAR, directed_by VARCHAR)

### Question ###
which is the number of the season episode whose writer is R. Scott Gemmill and the Director is Ray Austin?

### Accurate SQL ###

SELECT no_in_season FROM table_228973_3 WHERE written_by = "R. Scott Gemmill" AND directed_by = "Ray Austin"