With no explanation, label each line with "O", "location-GPE", "building-hotel", "other-currency", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other" or "art-painting" preceded by ":".
Thor
bought
the
historic
Palmer
House
Hilton
Hotel
in
Chicago
's
Loop
area
in
2005
for
$
230
million
and
undertook
an
award-winning
$
150
million
renovation
.
Thor:person-other
bought:O
the:O
historic:O
Palmer:building-hotel
House:building-hotel
Hilton:building-hotel
Hotel:building-hotel
in:O
Chicago:location-GPE
's:O
Loop:location-GPE
area:O
in:O
2005:O
for:O
$:other-currency
230:O
million:O
and:O
undertook:O
an:O
award-winning:O
$:other-currency
150:O
million:O
renovation:O
.:O