Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: About a "contextuality loophole" in Bell's theorem claimed to exist by
  Nieuwenhuizen   Nieuwenhuizen argued that there exists some "contextuality loophole" in
Bell's theorem. This claim is unjustified. In Bell's theorem non-contextuality
is not presupposed but derived from Einstein causality using the EPR argument.

35
The categories of this paper are: mtrl-th
10
The categories of this paper are: q-bio
2
The categories of this paper are: math
5
The categories of this paper are: gr-qc
31
The categories of this paper are: ao-sci
30
The categories of this paper are: q-alg
17
The categories of this paper are: q-fin
28
The categories of this paper are: alg-geom
32
The categories of this paper are: atom-ph
3
The categories of this paper are: physics
8
The categories of this paper are: hep-ex
37
The categories of this paper are: supr-con
24
The categories of this paper are: dg-ga
23
The categories of this paper are: solv-int
14
The categories of this paper are: math-ph
6
The categories of this paper are: astro-ph