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
,
a
government
coalition
still
had
to
be
formed
.
However:O
,:O
a:O
government:O
coalition:O
still:O
had:O
to:O
be:O
formed:O
.:O