<s>
Daley	B-Application
Thompson	I-Application
's	I-Application
Decathlon	I-Application
is	O
an	O
Olympic-themed	B-Application
sports	O
video	O
game	O
developed	O
and	O
released	O
by	O
Ocean	O
Software	O
in	O
1984	O
.	O
</s>
<s>
It	O
was	O
released	O
in	O
the	O
wake	O
of	O
Daley	O
Thompson	O
's	O
popularity	O
following	O
his	O
gold	O
medals	O
in	O
the	O
decathlon	B-Application
at	O
the	O
1980	O
and	O
1984	O
Olympic	B-Application
Games	I-Application
.	O
</s>
<s>
The	O
game	O
is	O
based	O
on	O
the	O
gameplay	O
format	O
established	O
by	O
1983	O
arcade	O
game	O
Track	B-Application
&	I-Application
Field	I-Application
.	O
</s>
<s>
The	O
third	O
title	O
,	O
Daley	O
Thompson	O
's	O
Olympic	O
Challenge	O
,	O
was	O
released	O
in	O
1988	O
to	O
coincide	O
with	O
the	O
1988	O
Olympic	B-Application
Games	I-Application
.	O
</s>
<s>
The	O
player	O
takes	O
part	O
in	O
the	O
ten	O
events	O
of	O
the	O
modern	O
decathlon	B-Application
:	O
</s>
<s>
Daley	B-Application
Thompson	I-Application
's	I-Application
Decathlon	I-Application
was	O
the	O
ninth	O
best-selling	O
computer	B-Application
game	I-Application
of	I-Application
1985	I-Application
in	O
the	O
United	O
Kingdom	O
.	O
</s>
<s>
The	O
One	O
magazine	O
in	O
1991	O
rated	O
the	O
game	O
two	O
out	O
of	O
five	O
stars	O
for	O
the	O
Amiga	B-Device
and	O
Atari	B-Device
ST	I-Device
.	O
</s>
<s>
In	O
1985	O
,	O
Ocean	O
acquired	O
the	O
rights	O
to	O
produce	O
official	O
conversions	O
of	O
Konami	O
's	O
games	O
starting	O
with	O
the	O
arcade	O
follow-up	O
to	O
Track	B-Application
and	I-Application
Field	I-Application
,	O
Hyper	B-Application
Sports	I-Application
.	O
</s>
<s>
Their	O
officially	O
licensed	O
versions	O
of	O
Track	B-Application
and	I-Application
Field	I-Application
were	O
finally	O
released	O
for	O
the	O
Commodore	O
64	O
in	O
1987	O
,	O
and	O
Amstrad	B-Device
CPC	I-Device
and	O
ZX	B-Operating_System
Spectrum	I-Operating_System
in	O
1988	O
.	O
</s>
<s>
In	O
2017	O
,	O
the	O
game	O
was	O
placed	O
on	O
Eurogamer	O
's	O
"	O
10	O
games	O
that	O
defined	O
the	O
ZX	B-Operating_System
Spectrum	I-Operating_System
"	O
list	O
.	O
</s>
