With no explanation, label each line with "O", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
In
February
1993
,
Bhutto
gave
birth
to
her
daughter
,
Asifa
.
In:O
February:O
1993:O
,:O
Bhutto:person-other
gave:O
birth:O
to:O
her:O
daughter:O
,:O
Asifa:person-other
.:O