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_17751942_4 (years_of_appearance VARCHAR, team VARCHAR)
### Question:
What is the year of appearance for the Prince Albert Raiders? 
### Answer:
SELECT years_of_appearance FROM table_17751942_4 WHERE team = "Prince Albert Raiders"