With no explanation, label each line with "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport", "building-hospital" or "building-hotel" preceded by ":".
His
tenure
saw
advances
in
pay
for
agricultural
labourers
,
and
in
technology
.
His:O
tenure:O
saw:O
advances:O
in:O
pay:O
for:O
agricultural:O
labourers:O
,:O
and:O
in:O
technology:O
.:O