With no explanation, label each line with "location-GPE", "O", "organization-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
In
April
1938
he
unsuccessfully
proposed
the
independence
of
Catalunya
if
nationalist
troops
reached
the
Mediterranean
and
signed
a
pact
of
unity
with
the
UGT
.
In:O
April:O
1938:O
he:O
unsuccessfully:O
proposed:O
the:O
independence:O
of:O
Catalunya:location-GPE
if:O
nationalist:O
troops:O
reached:O
the:O
Mediterranean:location-GPE
and:O
signed:O
a:O
pact:O
of:O
unity:O
with:O
the:O
UGT:organization-other
.:O