<s>
Uzel	B-Device
was	O
the	O
Soviet	O
Union	O
's	O
first	O
digital	O
computer	O
used	O
on	O
submarines	O
,	O
to	O
assist	O
in	O
tracking	O
multiple	O
targets	O
and	O
calculate	O
torpedo	O
solutions	O
.	O
</s>
<s>
Uzel	B-Device
's	O
design	O
team	O
was	O
headed	O
by	O
two	O
American	O
defectors	O
to	O
the	O
Soviet	O
Union	O
,	O
Alfred	O
Sarant	O
(	O
a.k.a.	O
</s>
<s>
An	O
upgraded	O
version	O
of	O
the	O
Uzel	B-Device
computer	O
is	O
still	O
in	O
use	O
on	O
the	O
Kilo	O
class	O
submarine	O
today	O
.	O
</s>
