what is the number of matches  and number of points  scored of kevin  keegan  has member of sportsteam as  blacktown city  FC?
SELECT ?value1 ?value2 WHERE { wd:Q152832 p:P54 ?s . ?s ps:P54 wd:Q4923485 . ?s pq:P1350 ?value1 . ?s pq:P1351 ?value2 }
kevin keegan: Q152832 blacktown city fc: Q4923485