Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_1134091_4 (date_successor_seated VARCHAR, vacator VARCHAR)
### Question:
When was the date successor seated when the vacator was charles e. chamberlain (r)?
### Answer:
SELECT date_successor_seated FROM table_1134091_4 WHERE vacator = "Charles E. Chamberlain (R)"