How many genes in the species Rubrobacter Xylanophilus?
CREATE TABLE table_name_47 (
    genes VARCHAR,
    species VARCHAR
)
SELECT genes FROM table_name_47 WHERE species = "rubrobacter xylanophilus"
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: How many genes in the species Rubrobacter Xylanophilus? ### Input: CREATE TABLE table_name_47 (
    genes VARCHAR,
    species VARCHAR
) ### Response: SELECT genes FROM table_name_47 WHERE species = "rubrobacter xylanophilus"