With no explanation, label each line with "location-GPE", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
On
May
18
,
1847
,
Ferdinand
II
of
the
Two
Sicilies
visited
the
city
.
On:O
May:O
18:O
,:O
1847:O
,:O
Ferdinand:O
II:O
of:O
the:O
Two:location-GPE
Sicilies:location-GPE
visited:O
the:O
city:O
.:O