With no explanation, label each line with "O", "other-chemicalthing", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
This
is
thought
to
result
in
reduced
negative
feedback
on
the
hypothalamic-pituitary-gonadal
axis
and
increased
gonadotropin
secretio
n
,
which
in
turn
improves
fertility
and
fecundity
.
This:O
is:O
thought:O
to:O
result:O
in:O
reduced:O
negative:O
feedback:O
on:O
the:O
hypothalamic-pituitary-gonadal:O
axis:O
and:O
increased:O
gonadotropin:other-chemicalthing
secretio:other-chemicalthing
n:O
,:O
which:O
in:O
turn:O
improves:O
fertility:O
and:O
fecundity:O
.:O