<s>
Proximic	B-Protocol
is	O
a	O
platform	O
that	O
provides	O
real-time	O
data	O
services	O
for	O
contextual	O
data	O
for	O
online	O
advertisers	O
and	O
agencies	O
.	O
</s>
<s>
Thomas	O
Nitsche	O
and	O
Elmar	O
Henne	O
,	O
Proximic	B-Protocol
's	O
chief	O
architect	O
,	O
developed	O
the	O
Mephisto	B-General_Concept
Chess	I-General_Concept
Computer	I-General_Concept
.	O
</s>
<s>
Proximic	B-Protocol
launched	O
in	O
alpha	O
testing	O
mode	O
in	O
late	O
2007	O
.	O
</s>
<s>
In	O
May	O
2015	O
,	O
Proximic	B-Protocol
was	O
acquired	O
by	O
Comscore	O
.	O
</s>
