Table schema:
CREATE TABLE table_name_63 (terry_kilrea__dropped_out_ VARCHAR, polling_firm VARCHAR, bob_chiarelli VARCHAR)

Question: What are the polling dates for polling firm Holinshed when Terry Kilrea dropped out and Bob Chiarelli has 22.5%?
SQL: SELECT terry_kilrea__dropped_out_ FROM table_name_63 WHERE polling_firm = "holinshed" AND bob_chiarelli = "22.5%"