With no explanation, label each line with "location-GPE", "O", "organization-company", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Bus
Verts
du
Calvados
is
a
network
of
interurban
buses
in
the
département
of
Calvados
,
France
.
Bus:organization-company
Verts:organization-company
du:organization-company
Calvados:organization-company
is:O
a:O
network:O
of:O
interurban:O
buses:O
in:O
the:O
département:O
of:O
Calvados:location-GPE
,:O
France:location-GPE
.:O