With no explanation, label each line with "location-GPE", "O", "person-politician", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
King
Charles
I
of
Württemberg
and
his
wife
Olga
are
buried
beneath
the
castle
church
.
King:O
Charles:person-politician
I:person-politician
of:O
Württemberg:location-GPE
and:O
his:O
wife:O
Olga:person-politician
are:O
buried:O
beneath:O
the:O
castle:O
church:O
.:O