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 ":".
A
spring
New
York
date
and
a
fall
(
autumn
)
South
Africa
date
were
added
in
2010
and
2011
,
respectively
.
A:O
spring:O
New:location-GPE
York:location-GPE
date:O
and:O
a:O
fall:O
(:O
autumn:O
):O
South:location-GPE
Africa:location-GPE
date:O
were:O
added:O
in:O
2010:O
and:O
2011:O
,:O
respectively:O
.:O