With no explanation, label each line with "location-GPE", "O", "product-weapon", "product-car", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting" or "art-writtenart" preceded by ":".
Operations
Enhance
and
Enhance
Plus
an
American
effort
in
November
1972
managed
to
transfer
59
more
M48A3
Patton
tanks
,
100
additional
M-113A1
ACAVs
(
Armored
Cavalry
Assault
Vehicles
)
,
and
over
500
extra
aircraft
to
South
Vietnam
.
Operations:O
Enhance:O
and:O
Enhance:O
Plus:O
an:O
American:location-GPE
effort:O
in:O
November:O
1972:O
managed:O
to:O
transfer:O
59:O
more:O
M48A3:product-weapon
Patton:product-weapon
tanks:O
,:O
100:O
additional:O
M-113A1:product-car
ACAVs:product-car
(:O
Armored:product-car
Cavalry:product-car
Assault:product-car
Vehicles:product-car
):O
,:O
and:O
over:O
500:O
extra:O
aircraft:O
to:O
South:location-GPE
Vietnam:location-GPE
.:O