A (tip line) can be anonymous.Logical formLearned from57 sentences. A female may remain anonymous.Logical formLearned from57 sentences. A whistleblower can be anonymous.Logical formLearned from56 sentences. A (police source) can be anonymous.Logical formLearned from56 sentences. Friends can be anonymous.Logical formLearned from56 sentences. A voting can be anonymous.Logical formLearned from56 sentences. Victims can be anonymous.Logical formLearned from56 sentences. An array can be anonymous.Logical formLearned from56 sentences. ..s can be anonymous.Logical formLearned from55 sentences. A businessman can be anonymous.Logical formLearned from55 sentences. A (phone caller) can be anonymous.Logical formLearned from55 sentences. Speakers can be anonymous.Logical formLearned from54 sentences. A party can be anonymous.Logical formLearned from54 sentences. An insider can be anonymous.Logical formLearned from54 sentences. Stories can be anonymous.Logical formLearned from54 sentences.