<s>
TREAC	B-Device
or	O
the	O
TRE	O
Automatic	O
Computer	O
was	O
one	O
of	O
the	O
first	O
British	O
computers	O
,	O
and	O
in	O
the	O
world	O
.	O
</s>
<s>
TREAC	B-Device
was	O
developed	O
in	O
the	O
early	O
1950s	O
.	O
</s>
<s>
TREAC	B-Device
produced	O
the	O
first	O
computer	O
synthesised	O
music	O
.	O
</s>
<s>
TREAC	B-Device
was	O
a	O
parallel	B-Operating_System
computer	I-Operating_System
,	O
the	O
first	O
in	O
the	O
UK	O
.	O
</s>
<s>
TREAC	B-Device
was	O
switched	O
off	O
in	O
1962	O
,	O
and	O
replaced	O
with	O
the	O
Royal	B-Device
Radar	I-Device
Establishment	I-Device
Automatic	I-Device
Computer	I-Device
(	O
RREAC	O
,	O
the	O
UK	O
's	O
first	O
solid	O
state	O
computer	O
)	O
.	O
</s>
