Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: An OLAC Extension for Dravidian Languages   OLAC was founded in 2000 for creating online databases of language resources.
This paper intends to review the bottom-up distributed character of the project
and proposes an extension of the architecture for Dravidian languages. An
ontological structure is considered for effective natural language processing
(NLP) and its advantages over statistical methods are reviewed

19
The categories of this paper are: eess
30
The categories of this paper are: q-alg
28
The categories of this paper are: alg-geom
11
The categories of this paper are: hep-lat
5
The categories of this paper are: gr-qc
6
The categories of this paper are: astro-ph
12
The categories of this paper are: nucl-th
13
The categories of this paper are: quant-ph
16
The categories of this paper are: stat
33
The categories of this paper are: plasm-ph
9
The categories of this paper are: nlin
35
The categories of this paper are: mtrl-th
36
The categories of this paper are: cmp-lg
37
The categories of this paper are: supr-con
22
The categories of this paper are: chao-dyn
17
The categories of this paper are: q-fin