With no explanation, label each line with "O", "person-scholar", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Ronald
Coase
said
that
Knight
,
without
teaching
him
,
was
a
major
influence
on
his
thinking
.
Ronald:person-scholar
Coase:person-scholar
said:O
that:O
Knight:person-scholar
,:O
without:O
teaching:O
him:O
,:O
was:O
a:O
major:O
influence:O
on:O
his:O
thinking:O
.:O