A (police commander) can be unnamed.Logical formLearned from6 sentences. A referee can be unnamed.Logical formLearned from6 sentences. Jockeys can be unnamed.Logical formLearned from6 sentences. Departments can be unnamed.Logical formLearned from6 sentences. A surgeon can be unnamed.Logical formLearned from6 sentences. A skier can be unnamed.Logical formLearned from6 sentences. Places can be unnamed.Logical formLearned from5 sentences. A (hedge fund) can be unnamed.Logical formLearned from5 sentences. A (service road) can be unnamed.Logical formLearned from5 sentences. A spring can be unnamed.Logical formLearned from5 sentences. Waterfalls can be unnamed.Logical formLearned from5 sentences. A battle can be unnamed.Logical formLearned from5 sentences. A widow can be unnamed.Logical formLearned from5 sentences. A high school can be unnamed.Logical formLearned from5 sentences. Tropical depressions can be unnamed.Logical formLearned from5 sentences.