With no explanation, label each line with "art-writtenart", "O", "person-artist/author", "location-park", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting" or "building-airport" preceded by ":".
In
Colin
Fletcher
's
1963
account
of
walking
Grand
Canyon
National
Park
end-to-end
,
``
The
Man
Who
Walked
Through
Time
,
''
he
gives
an
account
of
somberly
hiking
by
the
wreckage
of
the
aircraft
the
day
after
the
collision
.
In:O
Colin:person-artist/author
Fletcher:person-artist/author
's:O
1963:O
account:O
of:O
walking:O
Grand:location-park
Canyon:location-park
National:location-park
Park:location-park
end-to-end:O
,:O
``:O
The:art-writtenart
Man:art-writtenart
Who:art-writtenart
Walked:art-writtenart
Through:art-writtenart
Time:art-writtenart
,:O
'':O
he:O
gives:O
an:O
account:O
of:O
somberly:O
hiking:O
by:O
the:O
wreckage:O
of:O
the:O
aircraft:O
the:O
day:O
after:O
the:O
collision:O
.:O