With no explanation, label each line with "O", "person-athlete", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Gibbons
resigned
in
August
1952
and
was
replaced
by
his
assistant
,
Jimmy
Bain
.
Gibbons:O
resigned:O
in:O
August:O
1952:O
and:O
was:O
replaced:O
by:O
his:O
assistant:O
,:O
Jimmy:person-athlete
Bain:person-athlete
.:O