With no explanation, label each line with "location-GPE", "building-other", "O", "location-road/railway/highway/transit", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting" or "art-writtenart" preceded by ":".
Brenta
is
a
station
on
Line
3
of
the
Milan
Metro
in
Milan
,
Italy
.
Brenta:building-other
is:O
a:O
station:O
on:O
Line:location-road/railway/highway/transit
3:location-road/railway/highway/transit
of:location-road/railway/highway/transit
the:location-road/railway/highway/transit
Milan:location-road/railway/highway/transit
Metro:location-road/railway/highway/transit
in:O
Milan:location-GPE
,:O
Italy:location-GPE
.:O