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 ":".
Humour
is
a
particular
feature
of
many
postmodern
buildings
,
particularly
in
the
United
States
.
Humour:O
is:O
a:O
particular:O
feature:O
of:O
many:O
postmodern:O
buildings:O
,:O
particularly:O
in:O
the:O
United:location-GPE
States:location-GPE
.:O