With no explanation, label each line with "location-GPE", "O", "person-artist/author", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Cai
has
been
credited
with
popularising
magic
in
Singapore
.
Cai:person-artist/author
has:O
been:O
credited:O
with:O
popularising:O
magic:O
in:O
Singapore:location-GPE
.:O