<s>
Visit	B-Protocol
filters	I-Protocol
which	O
are	O
used	O
by	O
Web	B-Application
log	I-Application
analysis	I-Application
software	I-Application
include	O
or	O
exclude	O
all	O
the	O
data	O
in	O
a	O
visit	O
session	O
.	O
</s>
