With no explanation, label each line with "O", "building-hotel", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
The
North
Building
reopened
in
2010
,
as
the
Fairmont
Peace
Hotel
Shanghai
.
The:O
North:O
Building:O
reopened:O
in:O
2010:O
,:O
as:O
the:O
Fairmont:building-hotel
Peace:building-hotel
Hotel:building-hotel
Shanghai:building-hotel
.:O