With no explanation, label each line with "location-GPE", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
When
it
began
to
recurve
towards
Mexico
on
October
6
,
the
cyclone
rapidly
intensified
and
eventually
made
landfall
at
peak
intensity
as
a
Category
4
.
When:O
it:O
began:O
to:O
recurve:O
towards:O
Mexico:location-GPE
on:O
October:O
6:O
,:O
the:O
cyclone:O
rapidly:O
intensified:O
and:O
eventually:O
made:O
landfall:O
at:O
peak:O
intensity:O
as:O
a:O
Category:O
4:O
.:O