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_name_10 (incumbent VARCHAR, party VARCHAR, district VARCHAR)
### Question:
Who is the republican Incumbent for Pennsylvania 9?
### Answer:
SELECT incumbent FROM table_name_10 WHERE party = "republican" AND district = "pennsylvania 9"