A system can be on a roof.Logical formLearned from15 sentences. A roof can be constituted-of-or-filled-with slate.Logical formLearned from15 sentences. Roofs may be covered with lead.Logical formLearned from15 sentences. A male may climb to a roof.Logical formLearned from15 sentences. A roof can be above a person.Logical formLearned from15 sentences. Roofs can be constituted-of-or-filled-with cars.Logical formLearned from15 sentences. A roof may pertain-to an American embassy.Logical formLearned from15 sentences. A repair may pertain-to a roof.Logical formLearned from15 sentences. A roof may fall on a person.Logical formLearned from15 sentences. A roof may remain open.Logical formLearned from15 sentences. A roof can be over a centre-court.Logical formLearned from15 sentences. A roof can be finished.Logical formLearned from15 sentences. Plans can be for a roof.Logical formLearned from15 sentences. A (roof collapse) may be caused by construction.Logical formLearned from15 sentences. Some storm may tear_off roofs.Logical formLearned from15 sentences.