Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Comment on "Breakdown of the Luttinger sum rule within the Mott-Hubbard
  insulator", by J. Kokalj and P. Prelovsek [Phys. Rev. B 78, 153103 (2008),
  arXiv:arXiv:0803.4468]
18
The categories of this paper are: econ
17
The categories of this paper are: q-fin
5
The categories of this paper are: gr-qc
36
The categories of this paper are: cmp-lg
2
The categories of this paper are: math
34
The categories of this paper are: chem-ph
7
The categories of this paper are: hep-th
0
The categories of this paper are: hep-ph
9
The categories of this paper are: nlin
13
The categories of this paper are: quant-ph
33
The categories of this paper are: plasm-ph
37
The categories of this paper are: supr-con
14
The categories of this paper are: math-ph
3
The categories of this paper are: physics
20
The categories of this paper are: acc-phys
1
The categories of this paper are: cs