Please tell me the number of games and goals scored by John Charles of the Hereford United F.C.
SELECT ?value1 ?value2 WHERE { wd:Q312404 p:P54 ?s . ?s ps:P54 wd:Q18516 . ?s pq:P1350 ?value1 . ?s pq:P1351 ?value2 }
john charles: Q312404 hereford united f.c.: Q18516