Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: The dark connection between the EGRET excess of diffuse Galactic gamma
  rays, the Canis Major dwarf, the Monoceros ring, the INTEGRAL 511 keV
  annihilation line, the gas flaring and the Galactic rotation curve
16
The categories of this paper are: stat
28
The categories of this paper are: alg-geom
7
The categories of this paper are: hep-th
8
The categories of this paper are: hep-ex
20
The categories of this paper are: acc-phys
2
The categories of this paper are: math
19
The categories of this paper are: eess
33
The categories of this paper are: plasm-ph
23
The categories of this paper are: solv-int
37
The categories of this paper are: supr-con
21
The categories of this paper are: adap-org
9
The categories of this paper are: nlin
26
The categories of this paper are: bayes-an
29
The categories of this paper are: funct-an
12
The categories of this paper are: nucl-th
36
The categories of this paper are: cmp-lg