An authenticity can be in roles.Logical formLearned from2 sentences. Police may examine an authenticity of a call.Logical formLearned from2 sentences. Experts may verify an authenticity of a note.Logical formLearned from2 sentences. A court may question an authenticity of documents.Logical formLearned from2 sentences. Concerns can be over authenticity.Logical formLearned from2 sentences. An authenticity of a witness may require that something-is-the-case.Logical formLearned from2 sentences. An authenticity can be in a process.Logical formLearned from2 sentences. Doubts can be about an authenticity of a posting.Logical formLearned from2 sentences. An expert may confirm an authenticity.Logical formLearned from2 sentences. A film may drip with authenticity.Logical formLearned from2 sentences. A spokeswoman may confirm an authenticity of a (newspaper interview).Logical formLearned from2 sentences. An authenticity may pertain-to a (newspaper interview).Logical formLearned from2 sentences. An authenticity may pertain-to (computer files).Logical formLearned from2 sentences. An authenticity of a recording may be posted on a site.Logical formLearned from2 sentences. An authenticity of a video may be posted on sites by al-sahab.Logical formLearned from2 sentences.