With no explanation, label each line with "location-GPE", "building-other", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Also
worth
mentioning
is
the
320
metre
(
1,051-feet
)
tall
Nina
Tower
located
in
Tsuen
Wan
.
Also:O
worth:O
mentioning:O
is:O
the:O
320:O
metre:O
(:O
1,051-feet:O
):O
tall:O
Nina:building-other
Tower:building-other
located:O
in:O
Tsuen:location-GPE
Wan:location-GPE
.:O