Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Generalized list colouring of graphs   This paper disproves a conjecture of Wang, Wu, Yan and Xie, and answers in
negative a question in Dvorak, Pekarek and Sereni. In return, we pose five open
problems.

22
The categories of this paper are: chao-dyn
1
The categories of this paper are: cs
37
The categories of this paper are: supr-con
20
The categories of this paper are: acc-phys
33
The categories of this paper are: plasm-ph
31
The categories of this paper are: ao-sci
28
The categories of this paper are: alg-geom
17
The categories of this paper are: q-fin
16
The categories of this paper are: stat
36
The categories of this paper are: cmp-lg
6
The categories of this paper are: astro-ph
29
The categories of this paper are: funct-an
35
The categories of this paper are: mtrl-th
7
The categories of this paper are: hep-th
27
The categories of this paper are: comp-gas
34
The categories of this paper are: chem-ph