With no explanation, label each line with "O", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Vargas
introduced
Rosenfelder
to
the
game
,
and
Rosenfelder
created
the
wilderness
and
also
the
languages
for
the
game
.
Vargas:O
introduced:O
Rosenfelder:person-other
to:O
the:O
game:O
,:O
and:O
Rosenfelder:person-other
created:O
the:O
wilderness:O
and:O
also:O
the:O
languages:O
for:O
the:O
game:O
.:O