With no explanation, label each line with "O", "person-athlete", "organization-sportsteam", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
But
when
Gatewood
could
not
crack
the
Mets
'
maiden
roster
in
spring
training
,
he
was
offered
back
to
the
Angel
organization
,
where
he
divided
his
1962
campaign
between
Triple-A
and
Class
B
affiliates
.
But:O
when:O
Gatewood:person-athlete
could:O
not:O
crack:O
the:O
Mets:organization-sportsteam
':O
maiden:O
roster:O
in:O
spring:O
training:O
,:O
he:O
was:O
offered:O
back:O
to:O
the:O
Angel:organization-sportsteam
organization:O
,:O
where:O
he:O
divided:O
his:O
1962:O
campaign:O
between:O
Triple-A:O
and:O
Class:O
B:O
affiliates:O
.:O