With no explanation, label each line with "O", "person-athlete", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Although
he
possessed
a
frame
that
was
usually
more
associated
with
climbing
,
Ballan
established
himself
as
a
leading
spring
classics
contender
.
Although:O
he:O
possessed:O
a:O
frame:O
that:O
was:O
usually:O
more:O
associated:O
with:O
climbing:O
,:O
Ballan:person-athlete
established:O
himself:O
as:O
a:O
leading:O
spring:O
classics:O
contender:O
.:O