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_26131768_4 ( term_limited VARCHAR, representative VARCHAR )

### Question ###
If the representative is Dave Hall, when was the term limited?

### Accurate SQL ###

SELECT term_limited FROM table_26131768_4 WHERE representative = "Dave Hall"