Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Metal Absorption Profiles from the Central Star of the Planetary Nebula
  M27 (NGC 6853, PN G060.8-03.6, the Dumbbell) -- Photospheric and Nebular Line
  Identifications
10
The categories of this paper are: q-bio
27
The categories of this paper are: comp-gas
37
The categories of this paper are: supr-con
24
The categories of this paper are: dg-ga
13
The categories of this paper are: quant-ph
14
The categories of this paper are: math-ph
32
The categories of this paper are: atom-ph
22
The categories of this paper are: chao-dyn
16
The categories of this paper are: stat
3
The categories of this paper are: physics
31
The categories of this paper are: ao-sci
0
The categories of this paper are: hep-ph
33
The categories of this paper are: plasm-ph
28
The categories of this paper are: alg-geom
18
The categories of this paper are: econ
12
The categories of this paper are: nucl-th