The original email had indicated that Page had provided information to the CIA. In June 2017, as the F.B.I. Page. Page had been approved several years earlier as an operational contact for the CIA, a term for people who provide information to the agency that they gather but are not tasked with carrying out assignments. Page was indeed a source for the CIA.
The information authorized the investigation.
( z0 authorize :ARG0 ( z1 information ) :ARG1 ( z2 investigate ) )
(z0 / authorize-01
    :ARG0 (z1 / information)
    :ARG1 (z2 / investigate-01))
The information authorized the investigation .
z0 :ARG0 z1
z0 :ARG1 z2