With no explanation, label each line with "O", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
In
1931
,
he
approached
Eric
Gill
and
asked
to
study
under
him
.
In:O
1931:O
,:O
he:O
approached:O
Eric:person-other
Gill:person-other
and:O
asked:O
to:O
study:O
under:O
him:O
.:O