With no explanation, label each line with "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport", "building-hospital" or "building-hotel" preceded by ":".
Winter
highs
generally
range
in
the
low
50s
°F
(
10
to
13
°C
)
with
lows
in
the
low-to-mid
30s
°F
(
-2
to
2
°C
)
,
although
an
occasional
60
°F
(
15
°C
)
or
warmer
winter
day
is
not
uncommon
.
Winter:O
highs:O
generally:O
range:O
in:O
the:O
low:O
50s:O
°F:O
(:O
10:O
to:O
13:O
°C:O
):O
with:O
lows:O
in:O
the:O
low-to-mid:O
30s:O
°F:O
(:O
-2:O
to:O
2:O
°C:O
):O
,:O
although:O
an:O
occasional:O
60:O
°F:O
(:O
15:O
°C:O
):O
or:O
warmer:O
winter:O
day:O
is:O
not:O
uncommon:O
.:O