With no explanation, label each line with "product-game", "art-writtenart", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "building-airport" or "building-hospital" preceded by ":".
The
reviewers
at
``
PC
Magazine
``
thought
the
Epic
was
expensive
,
but
commended
the
mouse
's
attractiveness
and
wireless
feature
.
The:O
reviewers:O
at:O
``:O
PC:art-writtenart
Magazine:art-writtenart
``:O
thought:O
the:O
Epic:product-game
was:O
expensive:O
,:O
but:O
commended:O
the:O
mouse:O
's:O
attractiveness:O
and:O
wireless:O
feature:O
.:O