category_pk,steam_app_pk
1,144059
2,144059
4,144059
5,144059
6,144059
7,144059
8,144059
13,144059
16,144059
17,144059
19,144059
20,144059
21,144059
24,144059
28,144059
34,144059
285,144059
286,144059
287,144059
288,144059
292,144059
297,144059
299,144059
301,144059