With no explanation, label each line with "product-other", "O", "organization-education", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting" or "art-writtenart" preceded by ":".
In
the
early
1960s
Peter
Swinnerton-Dyer
used
the
EDSAC-2
computer
at
the
University
of
Cambridge
Computer
Laboratory
to
calculate
the
number
of
points
modulo
``
p
''
(
denoted
by
``
Np
''
)
for
a
large
number
of
primes
``
p
''
on
elliptic
curves
whose
rank
was
known
.
In:O
the:O
early:O
1960s:O
Peter:person-other
Swinnerton-Dyer:person-other
used:O
the:O
EDSAC-2:product-other
computer:product-other
at:O
the:O
University:organization-education
of:organization-education
Cambridge:organization-education
Computer:O
Laboratory:O
to:O
calculate:O
the:O
number:O
of:O
points:O
modulo:O
``:O
p:O
'':O
(:O
denoted:O
by:O
``:O
Np:O
'':O
):O
for:O
a:O
large:O
number:O
of:O
primes:O
``:O
p:O
'':O
on:O
elliptic:O
curves:O
whose:O
rank:O
was:O
known:O
.:O