A question may go unanswered.Logical formLearned from135 sentences. Questions may go unanswered.Logical formLearned from133 sentences. A question may remain unanswered.Logical formLearned from130 sentences. Questions may go unanswered.Logical formLearned from111 sentences. A prayer can be unanswered.Logical formLearned from105 sentences. Runs can be unanswered.Logical formLearned from103 sentences. Telephones may ring unanswered.Logical formLearned from98 sentences. Punches can be unanswered.Logical formLearned from97 sentences. Requests may go unanswered.Logical formLearned from95 sentences. A phone may ring unanswered.Logical formLearned from93 sentences. Questions can be unanswered.Logical formLearned from93 sentences. Touchdowns can be unanswered.Logical formLearned from91 sentences. Calls may go unanswered.Logical formLearned from84 sentences. Many questions may remain unanswered.Logical formLearned from83 sentences. A question can be unanswered.Logical formLearned from82 sentences.