[lemma=also] [lemma=serve] [lemma=as] [tag=DT] □
[lemma=also] [lemma=serve] [lemma=as] [tag=DT] [□]
[lemma=also] [lemma=serve] [lemma=as] [tag=DT] □?
The Center is one of four research centers participating in the study ; it will also serve as the coordinating hub .