This text is the culmination of an extensive ten year study which: distinguishes the types of informational needs that scientists have and determines in what respects they remain unsatisfied;
(This text; is; the culmination of an extensive ten year study) (an extensive ten year study; distinguishes; the types of informational needs) (informational needs; have; scientists) (an extensive ten year study; determines; in what respects they remain unsatisfied)
This text an extensive ten year study informational needs an extensive ten year study
is distinguishes have determines
the culmination of an extensive ten year study
the types of informational needs
scientists
in what respects they remain unsatisfied