<s>
Classic	O
monolingual	O
Word	B-General_Concept
Sense	I-General_Concept
Disambiguation	I-General_Concept
evaluation	O
tasks	O
uses	O
WordNet	B-General_Concept
as	O
its	O
sense	O
inventory	O
and	O
is	O
largely	O
based	O
on	O
supervised	B-General_Concept
/	O
semi-supervised	B-General_Concept
classification	O
with	O
the	O
manually	O
sense	O
annotated	O
corpora	O
:	O
</s>
<s>
Classic	O
English	O
WSD	O
uses	O
the	O
Princeton	B-General_Concept
WordNet	I-General_Concept
as	O
it	O
sense	O
inventory	O
and	O
the	O
primary	O
classification	O
input	O
is	O
normally	O
based	O
on	O
the	O
corpus	O
.	O
</s>
<s>
Classical	O
WSD	O
for	O
other	O
languages	O
uses	O
their	O
respective	O
WordNet	B-General_Concept
as	O
sense	O
inventories	O
and	O
sense	O
annotated	O
corpora	O
tagged	O
in	O
their	O
respective	O
languages	O
.	O
</s>
<s>
During	O
the	O
first	O
Senseval	B-General_Concept
workshop	O
the	O
HECTOR	O
sense	O
inventory	O
was	O
adopted	O
.	O
</s>
<s>
The	O
reason	O
for	O
adopting	O
a	O
previously	O
unknown	O
sense	O
inventory	O
was	O
mainly	O
to	O
avoid	O
the	O
use	O
of	O
popular	O
fine-grained	O
word	O
senses	O
(	O
such	O
as	O
WordNet	B-General_Concept
)	O
,	O
which	O
could	O
make	O
the	O
experiments	O
unfair	O
or	O
biased	O
.	O
</s>
<s>
However	O
,	O
given	O
the	O
lack	O
of	O
coverage	O
of	O
such	O
inventories	O
,	O
since	O
the	O
second	O
Senseval	B-General_Concept
workshop	O
the	B-General_Concept
WordNet	I-General_Concept
sense	O
inventory	O
has	O
been	O
adopted	O
.	O
</s>
<s>
WordNet	B-General_Concept
is	O
the	O
most	O
popular	O
example	O
of	O
sense	O
inventory	O
.	O
</s>
<s>
The	O
reason	O
for	O
adopting	O
the	O
HECTOR	O
database	O
during	O
Senseval-1	O
was	O
that	O
the	B-General_Concept
WordNet	I-General_Concept
inventory	O
was	O
already	O
publicly	O
available	O
.	O
</s>
<s>
For	O
English	O
Senseval	B-General_Concept
,	O
a	O
sampling	O
frame	O
was	O
devised	O
in	O
which	O
words	O
were	O
classified	O
according	O
to	O
their	O
frequency	O
(	O
in	O
the	O
BNC	O
)	O
and	O
their	O
polysemy	O
level	O
(	O
in	O
WordNet	B-General_Concept
)	O
.	O
</s>
<s>
These	O
include	O
different	O
variants	O
of	O
Lesk	B-General_Concept
algorithm	I-General_Concept
or	O
most	O
frequent	O
sense	O
algorithm	O
.	O
</s>
