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 ":".
Gwawl
is
promised
to
have
Rhiannon
's
hand
in
marriage
after
a
year
has
passed
and
he
thus
goes
away
.
Gwawl:person-other
is:O
promised:O
to:O
have:O
Rhiannon:person-other
's:O
hand:O
in:O
marriage:O
after:O
a:O
year:O
has:O
passed:O
and:O
he:O
thus:O
goes:O
away:O
.:O