Name the reason for change pennsylvania 13th
CREATE TABLE table_225102_4 (reason_for_change VARCHAR, district VARCHAR)
SELECT reason_for_change FROM table_225102_4 WHERE district = "Pennsylvania 13th"
### Context: CREATE TABLE table_225102_4 (reason_for_change VARCHAR, district VARCHAR) ### Question: Name the reason for change pennsylvania 13th ### Answer: SELECT reason_for_change FROM table_225102_4 WHERE district = "Pennsylvania 13th"