With no explanation, label each line with "O", "product-weapon", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
In
1961
,
a
marksmanship
testing
compared
the
AR-15
and
M-14
;
43
%
of
ArmaLite
AR-15
shooters
achieved
Expert
,
while
only
22
%
of
M-14
rifle
shooters
did
.
In:O
1961:O
,:O
a:O
marksmanship:O
testing:O
compared:O
the:O
AR-15:product-weapon
and:O
M-14:product-weapon
;:O
43:O
%:O
of:O
ArmaLite:product-weapon
AR-15:product-weapon
shooters:O
achieved:O
Expert:O
,:O
while:O
only:O
22:O
%:O
of:O
M-14:product-weapon
rifle:product-weapon
shooters:O
did:O
.:O