With no explanation, label each line with "location-GPE", "O", "location-bodiesofwater", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
The
Hai
River
at
Tianjin
is
formed
by
the
confluence
of
five
rivers
,
the
Southern
Canal
,
Ziya
River
,
Daqing
River
,
Yongding
River
,
and
the
Northern
Canal
.
The:O
Hai:location-bodiesofwater
River:location-bodiesofwater
at:O
Tianjin:location-GPE
is:O
formed:O
by:O
the:O
confluence:O
of:O
five:O
rivers:O
,:O
the:O
Southern:location-bodiesofwater
Canal:location-bodiesofwater
,:O
Ziya:location-bodiesofwater
River:location-bodiesofwater
,:O
Daqing:location-bodiesofwater
River:location-bodiesofwater
,:O
Yongding:location-bodiesofwater
River:location-bodiesofwater
,:O
and:O
the:O
Northern:location-bodiesofwater
Canal:location-bodiesofwater
.:O