What is the role of the aircraft that has a registration of s5-hpb?
CREATE TABLE table_name_51 (
    role VARCHAR,
    registration VARCHAR
)
SELECT role FROM table_name_51 WHERE registration = "s5-hpb"
Below are sql tables schemas paired with instruction that describes a task. Using valid SQLite, write a response that appropriately completes the request for the provided tables. ### Instruction: What is the role of the aircraft that has a registration of s5-hpb? ### Input: CREATE TABLE table_name_51 (
    role VARCHAR,
    registration VARCHAR
) ### Response: SELECT role FROM table_name_51 WHERE registration = "s5-hpb"