category_pk,steam_app_pk
2,259447
3,259447
4,259447
5,259447
9,259447
10,259447
14,259447
16,259447
21,259447
30,259447
31,259447
287,259447
290,259447
291,259447
292,259447
294,259447
295,259447
296,259447
299,259447
301,259447
302,259447