Table schema:
CREATE TABLE table_name_45 (country VARCHAR, moving_from VARCHAR, transfer_window VARCHAR, ends VARCHAR)

Question: What is the name of the country that has a transfer window of winter with an end after 2009 and moving from Bolton Wanderers?
SQL: SELECT country FROM table_name_45 WHERE transfer_window = "winter" AND ends > 2009 AND moving_from = "bolton wanderers"