A solar architecture can be passive.Logical formLearned from13 sentences. (Grade crossings) can be passive.Logical formLearned from13 sentences. An infinitive can be passive.Logical formLearned from13 sentences. Screens can be passive.Logical formLearned from13 sentences. A self can be passive.Logical formLearned from13 sentences. (Restraint systems) can be passive.Logical formLearned from13 sentences. A function can be passive.Logical formLearned from13 sentences. A (web site) can be passive.Logical formLearned from13 sentences. Detectors can be passive.Logical formLearned from13 sentences. A population can be passive.Logical formLearned from13 sentences. A public can be passive.Logical formLearned from13 sentences. A distraction can be passive.Logical formLearned from12 sentences. Buildings can be passive.Logical formLearned from12 sentences. A leader can be passive.Logical formLearned from12 sentences. Homosexuals can be passive.Logical formLearned from12 sentences.