With no explanation, label each line with "location-GPE", "O", "person-politician", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting" or "art-writtenart" preceded by ":".
However
,
as
Bolesław
became
entangled
in
a
fierce
inheritance
conflict
with
Duke
Svatopluk
of
Bohemia
and
his
cousin
Borivoj
II
and
campaigned
the
Bohemian
lands
several
times
,
he
finally
had
to
renounce
Kłodzko
in
favour
of
Duke
Soběslav
I
of
Bohemia
in
a
peace
treaty
signed
at
Pentecost
in
1137
under
pressure
from
Emperor
Lothair
III
.
However:O
,:O
as:O
Bolesław:person-other
became:O
entangled:O
in:O
a:O
fierce:O
inheritance:O
conflict:O
with:O
Duke:O
Svatopluk:person-other
of:O
Bohemia:location-GPE
and:O
his:O
cousin:O
Borivoj:person-other
II:person-other
and:O
campaigned:O
the:O
Bohemian:location-GPE
lands:O
several:O
times:O
,:O
he:O
finally:O
had:O
to:O
renounce:O
Kłodzko:location-GPE
in:O
favour:O
of:O
Duke:O
Soběslav:person-other
I:person-other
of:O
Bohemia:location-GPE
in:O
a:O
peace:O
treaty:O
signed:O
at:O
Pentecost:location-GPE
in:O
1137:O
under:O
pressure:O
from:O
Emperor:O
Lothair:person-politician
III:person-politician
.:O