With no explanation, label each line with "O", "person-politician", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
This
was
the
first
barony
created
by
letters
patent
,
by
King
Richard
II
in
1387
.
This:O
was:O
the:O
first:O
barony:O
created:O
by:O
letters:O
patent:O
,:O
by:O
King:person-politician
Richard:person-politician
II:person-politician
in:O
1387:O
.:O