Instruct: Identify the main and secondary category of Arxiv papers based on the titles
Query: X-Ray bright optically faint active galactic nuclei in the Subaru Hyper
  Suprime-Cam wide survey
25
The categories of this paper are: patt-sol
1
The categories of this paper are: cs
27
The categories of this paper are: comp-gas
13
The categories of this paper are: quant-ph
19
The categories of this paper are: eess
11
The categories of this paper are: hep-lat
17
The categories of this paper are: q-fin
36
The categories of this paper are: cmp-lg
32
The categories of this paper are: atom-ph
28
The categories of this paper are: alg-geom
10
The categories of this paper are: q-bio
18
The categories of this paper are: econ
4
The categories of this paper are: cond-mat
2
The categories of this paper are: math
9
The categories of this paper are: nlin
21
The categories of this paper are: adap-org