Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Photometric Objects Around Cosmic Webs (PAC) Delineated in a
  Spectroscopic survey. II. Morphology, Color and Size Dependences of the
  Stellar-halo Mass Relation for Massive Galaxies
5
The categories of this paper are: gr-qc
14
The categories of this paper are: math-ph
22
The categories of this paper are: chao-dyn
24
The categories of this paper are: dg-ga
19
The categories of this paper are: eess
13
The categories of this paper are: quant-ph
31
The categories of this paper are: ao-sci
15
The categories of this paper are: nucl-ex
33
The categories of this paper are: plasm-ph
34
The categories of this paper are: chem-ph
36
The categories of this paper are: cmp-lg
21
The categories of this paper are: adap-org
30
The categories of this paper are: q-alg
3
The categories of this paper are: physics
27
The categories of this paper are: comp-gas
20
The categories of this paper are: acc-phys