With no explanation, label each line with "location-GPE", "O", "person-politician", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
On
his
election
in
1999
,
he
was
the
first
Liberal
parliamentarian
elected
in
the
East
Midlands
since
Ernest
Pickering
was
elected
MP
for
Leicester
West
in
1931
,
and
was
credited
with
helping
to
significantly
boost
the
Liberal
Democrat
poll
rating
in
the
region
in
the
six
months
after
his
election
.
On:O
his:O
election:O
in:O
1999:O
,:O
he:O
was:O
the:O
first:O
Liberal:O
parliamentarian:O
elected:O
in:O
the:O
East:location-GPE
Midlands:location-GPE
since:O
Ernest:person-politician
Pickering:person-politician
was:O
elected:O
MP:O
for:O
Leicester:location-GPE
West:location-GPE
in:O
1931:O
,:O
and:O
was:O
credited:O
with:O
helping:O
to:O
significantly:O
boost:O
the:O
Liberal:O
Democrat:O
poll:O
rating:O
in:O
the:O
region:O
in:O
the:O
six:O
months:O
after:O
his:O
election:O
.:O