<s>
LG	B-Application
UX	I-Application
is	O
an	O
Android-based	O
mobile	B-Operating_System
operating	I-Operating_System
system	I-Operating_System
developed	O
and	O
maintained	O
by	O
LG	O
Electronics	O
independently	O
of	O
Google	B-Application
exclusively	O
for	O
its	O
smartphones	B-Application
.	O
</s>
<s>
The	O
original	O
name	O
of	O
LG	B-Application
UX	I-Application
is	O
Optimus	B-Application
UI	I-Application
,	O
renamed	O
to	O
the	O
current	O
name	O
with	O
the	O
launch	O
of	O
the	O
LG	B-Application
G4	I-Application
and	O
the	O
release	O
of	O
LG	B-Application
UX	I-Application
4.0	O
,	O
with	O
older	O
versions	O
retroactively	O
renamed	O
to	O
LG	B-Application
UX	I-Application
.	O
</s>
