Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Long-Baseline Neutrino Facility (LBNF) and Deep Underground Neutrino
  Experiment (DUNE) Conceptual Design Report Volume 2: The Physics Program for
  DUNE at LBNF   The Physics Program for the Deep Underground Neutrino Experiment (DUNE) at
the Fermilab Long-Baseline Neutrino Facility (LBNF) is described.

7
The categories of this paper are: hep-th
27
The categories of this paper are: comp-gas
17
The categories of this paper are: q-fin
21
The categories of this paper are: adap-org
5
The categories of this paper are: gr-qc
22
The categories of this paper are: chao-dyn
30
The categories of this paper are: q-alg
31
The categories of this paper are: ao-sci
18
The categories of this paper are: econ
26
The categories of this paper are: bayes-an
35
The categories of this paper are: mtrl-th
36
The categories of this paper are: cmp-lg
14
The categories of this paper are: math-ph
29
The categories of this paper are: funct-an
2
The categories of this paper are: math
9
The categories of this paper are: nlin