[lemma=bilateral] [lemma=interview] [word=are] [tag=□] □
[lemma=bilateral] [lemma=interview] [word=are] [tag=JJ] □
[lemma=bilateral] [lemma=interview] [word=are] [tag=IN] □
Bilateral interviews are essential because the interviewed can speak freely particularly if - as was the case - they are offered ironclad confidentiality protection .