With no explanation, label each line with "building-other", "O", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
In
the
following
years
,
Alof
de
Wignacourt
continued
upgrading
the
coastal
fortifications
by
building
the
Wignacourt
towers
,
a
series
of
six
bastioned
watch
towers
.
In:O
the:O
following:O
years:O
,:O
Alof:person-other
de:person-other
Wignacourt:person-other
continued:O
upgrading:O
the:O
coastal:O
fortifications:O
by:O
building:O
the:O
Wignacourt:building-other
towers:O
,:O
a:O
series:O
of:O
six:O
bastioned:O
watch:O
towers:O
.:O