Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Potential models, sum rules, color singlet model versus NREFT in Heavy
  Quarkonium   I briefly review how nonrelativistic effective field theories solve old
puzzles and open problems in heavy quarkonium physics.

12
The categories of this paper are: nucl-th
27
The categories of this paper are: comp-gas
8
The categories of this paper are: hep-ex
31
The categories of this paper are: ao-sci
25
The categories of this paper are: patt-sol
17
The categories of this paper are: q-fin
15
The categories of this paper are: nucl-ex
14
The categories of this paper are: math-ph
22
The categories of this paper are: chao-dyn
18
The categories of this paper are: econ
28
The categories of this paper are: alg-geom
9
The categories of this paper are: nlin
4
The categories of this paper are: cond-mat
35
The categories of this paper are: mtrl-th
19
The categories of this paper are: eess
20
The categories of this paper are: acc-phys