Lines may pertain-to a solar spectrum.Logical formLearned from5 sentences. (Heat pump systems) can be solar.Logical formLearned from5 sentences. Research can be on solar radiation.Logical formLearned from5 sentences. Calendars can be solar.Logical formLearned from5 sentences. A solar system can be unstable.Logical formLearned from5 sentences. Red supergiants can be with a mass of some solar masses.Logical formLearned from5 sentences. A paddle can be solar.Logical formLearned from5 sentences. A third planet may pertain-to a solar system.Logical formLearned from5 sentences. A court can be solar.Logical formLearned from5 sentences. A sound can be solar.Logical formLearned from5 sentences. Solar power can be renewable.Logical formLearned from5 sentences. Roadways can be solar.Logical formLearned from5 sentences. A roadway can be solar.Logical formLearned from5 sentences. A barycentre may pertain-to a solar system.Logical formLearned from5 sentences. A walk can be solar.Logical formLearned from5 sentences.