Instruct: Identify the main and secondary category of Arxiv papers based on the titles
Query: Multi-scale analysis of the Monoceros OB 1 star-forming region: II.
  Colliding filaments in the Monoceros OB1 molecular cloud
0
The categories of this paper are: hep-ph
23
The categories of this paper are: solv-int
11
The categories of this paper are: hep-lat
7
The categories of this paper are: hep-th
15
The categories of this paper are: nucl-ex
26
The categories of this paper are: bayes-an
16
The categories of this paper are: stat
1
The categories of this paper are: cs
9
The categories of this paper are: nlin
30
The categories of this paper are: q-alg
3
The categories of this paper are: physics
4
The categories of this paper are: cond-mat
31
The categories of this paper are: ao-sci
35
The categories of this paper are: mtrl-th
21
The categories of this paper are: adap-org
25
The categories of this paper are: patt-sol