With no explanation, label each line with "location-GPE", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
He
has
worked
with
the
mujahideen
forces
who
were
fighting
the
Soviet
-backed
government
of
Afghanistan
.
He:O
has:O
worked:O
with:O
the:O
mujahideen:O
forces:O
who:O
were:O
fighting:O
the:O
Soviet:location-GPE
-backed:O
government:O
of:O
Afghanistan:location-GPE
.:O