With no explanation, label each line with "location-GPE", "O", "product-weapon", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
In
June
1941
they
were
recalled
to
Italy
to
be
re-equipped
with
german
heavy
and
medium
tank
s
.
In:O
June:O
1941:O
they:O
were:O
recalled:O
to:O
Italy:location-GPE
to:O
be:O
re-equipped:O
with:O
german:product-weapon
heavy:product-weapon
and:product-weapon
medium:product-weapon
tank:product-weapon
s:O
.:O