With no explanation, label each line with "O", "other-biologything", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Binding
and
association
studies
have
shown
that
POLD2
is
tightly
associated
with
POLD1
;
POLD3
and
POLD2
interact
with
each
other
and
POLD4
interacts
with
both
POLD1
and
POLD2
.
Binding:O
and:O
association:O
studies:O
have:O
shown:O
that:O
POLD2:other-biologything
is:O
tightly:O
associated:O
with:O
POLD1:other-biologything
;:O
POLD3:other-biologything
and:O
POLD2:other-biologything
interact:O
with:O
each:O
other:O
and:O
POLD4:other-biologything
interacts:O
with:O
both:O
POLD1:other-biologything
and:O
POLD2:other-biologything
.:O