<s>
Corporate	B-Application
Headquarters	I-Application
Office	I-Application
Technology	I-Application
System	I-Application
(	O
CHOTS	B-Application
)	O
was	O
a	O
restricted	O
electronic	O
mail	O
and	O
office	O
administration	O
system	O
used	O
by	O
the	O
Ministry	O
of	O
Defence	O
of	O
the	O
United	O
Kingdom	O
.	O
</s>
<s>
CHOTS	B-Application
has	O
been	O
replaced	O
by	O
DII	O
(	O
Defence	O
Information	O
Infrastructure	O
)	O
at	O
all	O
locations	O
.	O
</s>
