With no explanation, label each line with "O", "person-politician", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
But
it
was
mainly
due
to
El
Temür
'
s
political
ingenuity
,
whose
Qipchaq
family
reached
its
zenith
under
Khayishan
.
But:O
it:O
was:O
mainly:O
due:O
to:O
El:person-politician
Temür:person-politician
':person-politician
s:O
political:O
ingenuity:O
,:O
whose:O
Qipchaq:O
family:O
reached:O
its:O
zenith:O
under:O
Khayishan:person-politician
.:O