With no explanation, label each line with "location-GPE", "O", "organization-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
He
went
to
Cherkassk
around
1670
as
a
merchant
,
and
was
an
Ataman
of
Don
Cossacks
in
1702–1705
.
He:O
went:O
to:O
Cherkassk:location-GPE
around:O
1670:O
as:O
a:O
merchant:O
,:O
and:O
was:O
an:O
Ataman:O
of:O
Don:organization-other
Cossacks:organization-other
in:O
1702–1705:O
.:O