With no explanation, label each line with "O", "person-artist/author", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Their
love
is
tested
and
ultimately
endures
after
Spencer
accidentally
sits
on
a
slice
of
pizza
.
Their:O
love:O
is:O
tested:O
and:O
ultimately:O
endures:O
after:O
Spencer:person-artist/author
accidentally:O
sits:O
on:O
a:O
slice:O
of:O
pizza:O
.:O