Authorities can be combined.Logical formLearned from3 sentences. A 1-2 can be combined.Logical formLearned from3 sentences. A locomotive can be combined.Logical formLearned from3 sentences. A gene can be combined.Logical formLearned from3 sentences. Rain can be combined.Logical formLearned from3 sentences. A (point score) can be combined.Logical formLearned from3 sentences. (Radio callsigns) can be combined.Logical formLearned from3 sentences. A general store can be combined.Logical formLearned from3 sentences. Connectors can be combined.Logical formLearned from3 sentences. (Heat-and-power systems) can be combined.Logical formLearned from3 sentences. A century can be combined.Logical formLearned from3 sentences. An (oil production) can be combined.Logical formLearned from3 sentences. A (path length) can be combined.Logical formLearned from3 sentences. A phd can be combined.Logical formLearned from3 sentences. A combined pill can be effective.Logical formLearned from3 sentences.