Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Change of Primary Cosmic Radiation Nuclear Conposition in the Energy
  Range $10^{15} - 10^{17}$ eV as a Result of the Interaction with the
  Interstellar Cold Background of Light Particles
14
The categories of this paper are: math-ph
37
The categories of this paper are: supr-con
0
The categories of this paper are: hep-ph
28
The categories of this paper are: alg-geom
4
The categories of this paper are: cond-mat
22
The categories of this paper are: chao-dyn
36
The categories of this paper are: cmp-lg
35
The categories of this paper are: mtrl-th
20
The categories of this paper are: acc-phys
15
The categories of this paper are: nucl-ex
11
The categories of this paper are: hep-lat
34
The categories of this paper are: chem-ph
29
The categories of this paper are: funct-an
25
The categories of this paper are: patt-sol
9
The categories of this paper are: nlin
8
The categories of this paper are: hep-ex