<s>
Rachna	O
Malayalam	O
is	O
considered	O
as	O
the	O
first	O
computer	B-General_Concept
operating	I-General_Concept
system	I-General_Concept
in	O
Malayalam	O
language	O
and	O
the	O
first	O
such	O
system	O
in	O
a	O
regional	O
language	O
in	O
India	O
.	O
</s>
<s>
The	O
operating	B-General_Concept
system	I-General_Concept
,	O
developed	O
by	O
four	O
people	O
in	O
Kerala	O
,	O
is	O
in	O
the	O
Linux	B-Application
platform	O
and	O
is	O
an	O
open	B-Application
software	I-Application
.	O
</s>
