With no explanation, label each line with "product-airplane", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Starting
in
May
1958
,
the
squadron
also
supported
the
Boeing
RB-47
Stratojet
combat
crew
training
mission
of
the
90th
Wing
.
Starting:O
in:O
May:O
1958:O
,:O
the:O
squadron:O
also:O
supported:O
the:O
Boeing:product-airplane
RB-47:product-airplane
Stratojet:product-airplane
combat:O
crew:O
training:O
mission:O
of:O
the:O
90th:O
Wing:O
.:O