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_2197 ( "Episode" text, "First broadcast" text, "Rufus guest" text, "Marcus guest" text, "Winner" text )

### Question ###
What is the first broadcast date for episode 3x10?

### Accurate SQL ###

SELECT "First broadcast" FROM table_2197 WHERE "Episode" = '3x10'