<s>
Alto	B-Application
Trek	I-Application
is	O
a	O
computer	O
game	O
,	O
developed	O
by	O
Gene	O
Ball	O
and	O
Rick	O
Rashid	O
for	O
the	O
Xerox	B-Device
Alto	I-Device
while	O
they	O
were	O
graduate	O
students	O
at	O
the	O
University	O
of	O
Rochester	O
during	O
the	O
late	O
1970s	O
.	O
</s>
<s>
It	O
is	O
one	O
of	O
the	O
first	O
networked	B-Architecture
multiplayer	O
games	O
.	O
</s>
<s>
Alto	B-Application
Trek	I-Application
is	O
a	O
multiplayer	O
game	O
where	O
each	O
player	O
uses	O
their	O
own	O
Alto	B-Device
workstation	O
to	O
control	O
a	O
starship	O
.	O
</s>
<s>
A	O
player	O
can	O
choose	O
between	O
being	O
a	O
Klingon	O
,	O
Romulan	O
,	O
or	O
Terran	B-Application
.	O
</s>
<s>
Each	O
Alto	B-Device
"	O
multicasts	O
"	O
its	O
game	O
information	O
on	O
the	O
shared	O
Ethernet	O
that	O
all	O
players	O
must	O
be	O
on	O
.	O
</s>
<s>
Around	O
1997	O
,	O
while	O
a	O
vice	O
president	O
at	O
Microsoft	O
,	O
Rashid	O
began	O
to	O
reimplement	O
the	O
game	O
as	O
a	O
way	O
to	O
teach	O
himself	O
to	O
use	O
the	O
DirectX	B-Application
programming	O
API	B-Application
.	O
</s>
<s>
This	O
resulted	O
in	O
the	O
development	O
of	O
Microsoft	B-Application
Allegiance	I-Application
.	O
</s>
