<s>
The	O
Blacksburg	B-Protocol
Electronic	I-Protocol
Village	I-Protocol
or	O
BEV	O
was	O
conceived	O
as	O
a	O
project	O
of	O
Virginia	O
Tech	O
in	O
1991	O
and	O
officially	O
born	O
in	O
1993	O
.	O
</s>
<s>
Two-thirds	O
of	O
users	O
used	O
the	O
university	O
's	O
web	B-Application
servers	I-Application
.	O
</s>
