With no explanation, label each line with "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport", "building-hospital" or "building-hotel" preceded by ":".
The
country
has
strong
traditions
in
amateur
boxing
and
in
martial-arts
competitions
.
The:O
country:O
has:O
strong:O
traditions:O
in:O
amateur:O
boxing:O
and:O
in:O
martial-arts:O
competitions:O
.:O