With no explanation, label each line with "person-athlete", "person-other", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Per
Axel
Ankre
is
married
to
Maria
Katharina
Schenk
and
have
2
sons
from
a
previous
marriage
.
Per:person-athlete
Axel:person-athlete
Ankre:person-athlete
is:O
married:O
to:O
Maria:person-other
Katharina:person-other
Schenk:person-other
and:O
have:O
2:O
sons:O
from:O
a:O
previous:O
marriage:O
.:O