With no explanation, label each line with "O", "other-biologything", "person-scholar", "other-chemicalthing", "organization-education", "art-broadcastprogram", "art-film", "art-music", "art-other" or "art-painting" preceded by ":".
Michael
Miller
(
University
of
Maryland
)
and
William
Fry
(
Stanford
)
theorize
that
beta-endorphin
like
compounds
released
by
the
hypothalamus
activate
receptors
on
the
endothelial
surface
to
release
nitric
oxide
,
thereby
resulting
in
dilation
of
vessels
.
Michael:person-scholar
Miller:person-scholar
(:O
University:organization-education
of:organization-education
Maryland:organization-education
):O
and:O
William:person-scholar
Fry:person-scholar
(:O
Stanford:organization-education
):O
theorize:O
that:O
beta-endorphin:other-chemicalthing
like:O
compounds:O
released:O
by:O
the:other-biologything
hypothalamus:other-biologything
activate:O
receptors:O
on:O
the:O
endothelial:O
surface:O
to:O
release:O
nitric:other-chemicalthing
oxide:other-chemicalthing
,:O
thereby:O
resulting:O
in:O
dilation:O
of:O
vessels:O
.:O