With no explanation, label each line with "person-soldier", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
For
the
coming
battle
,
Sperrle
had
1,788
aircraft
(
1,272
operational
)
at
his
disposal
.
For:O
the:O
coming:O
battle:O
,:O
Sperrle:person-soldier
had:O
1,788:O
aircraft:O
(:O
1,272:O
operational:O
):O
at:O
his:O
disposal:O
.:O