With no explanation, label each line with "O", "event-attack/battle/war/militaryconflict", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
They
were
also
involved
in
what
came
to
be
known
as
the
Wheatland
Hop
Riot
on
August
3
,
1913
.
They:O
were:O
also:O
involved:O
in:O
what:O
came:O
to:O
be:O
known:O
as:O
the:O
Wheatland:event-attack/battle/war/militaryconflict
Hop:event-attack/battle/war/militaryconflict
Riot:event-attack/battle/war/militaryconflict
on:O
August:O
3:O
,:O
1913:O
.:O