With no explanation, label each line with "location-GPE", "O", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Leon
's
maternal
grandfather
was
a
violinist
and
was
very
well
known
in
his
locality
in
Goa
.
Leon:person-other
's:person-other
maternal:O
grandfather:O
was:O
a:O
violinist:O
and:O
was:O
very:O
well:O
known:O
in:O
his:O
locality:O
in:O
Goa:location-GPE
.:O