With no explanation, label each line with "product-game", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
In
the
spirit
of
the
books
,
the
game
was
cooperative
rather
than
competitive
,
with
all
players
attempting
to
overcome
various
challenges
using
their
Terratrooper
abilities
and
ultimately
recover
their
stones
.
In:O
the:O
spirit:O
of:O
the:O
books:O
,:O
the:O
game:O
was:O
cooperative:O
rather:O
than:O
competitive:O
,:O
with:O
all:O
players:O
attempting:O
to:O
overcome:O
various:O
challenges:O
using:O
their:O
Terratrooper:product-game
abilities:O
and:O
ultimately:O
recover:O
their:O
stones:O
.:O