With no explanation, label each line with "O", "other-chemicalthing", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
A
few
months
before
his
death
in
1896
,
Alfred
Nobel
was
prescribed
nitroglycerin
for
this
heart
condition
,
writing
to
a
friend
:
``
Is
n't
it
the
irony
of
fate
that
I
have
been
prescribed
nitro-glycerin
,
to
be
taken
internally
!
A:O
few:O
months:O
before:O
his:O
death:O
in:O
1896:O
,:O
Alfred:person-other
Nobel:person-other
was:O
prescribed:O
nitroglycerin:O
for:O
this:O
heart:O
condition:O
,:O
writing:O
to:O
a:O
friend:O
::O
``:O
Is:O
n't:O
it:O
the:O
irony:O
of:O
fate:O
that:O
I:O
have:O
been:O
prescribed:O
nitro-glycerin:other-chemicalthing
,:O
to:O
be:O
taken:O
internally:O
!:O