<s>
Voyage	B-Application
of	I-Application
the	I-Application
Valkyrie	I-Application
is	O
a	O
video	O
game	O
for	O
the	O
TRS-80	B-Device
and	O
Apple	B-Device
II	I-Device
published	O
in	O
1981	O
by	O
Advanced	O
Operating	O
Systems	O
.	O
</s>
<s>
Voyage	B-Application
of	I-Application
the	I-Application
Valkyrie	I-Application
is	O
a	O
game	O
in	O
which	O
the	O
player	O
pilots	O
the	O
ship	O
Valkyrie	O
attempting	O
to	O
defeat	O
the	O
ten	O
castles	O
on	O
the	O
island	O
of	O
Fugloy	O
.	O
</s>
<s>
Forrest	O
Johnson	O
reviewed	O
Voyage	B-Application
of	I-Application
the	I-Application
Valkyrie	I-Application
in	O
The	O
Space	O
Gamer	O
No	O
.	O
</s>
<s>
Johnson	O
commented	O
that	O
"	O
Voyage	B-Application
of	I-Application
the	I-Application
Valkyrie	I-Application
is	O
a	O
novel	O
arcade	O
game	O
,	O
more	O
valuable	O
to	O
TRS-80	B-Device
users	O
than	O
those	O
who	O
game	O
on	O
the	O
Apple.	O
"	O
</s>
