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 ":".
However
,
there
are
counter-intuitive
differences
between
these
game-types
.
However:O
,:O
there:O
are:O
counter-intuitive:O
differences:O
between:O
these:O
game-types:O
.:O