Fires may burn unchecked.Logical formLearned from13 sentences. A fire may burn for days.Logical formLearned from13 sentences. Demonstrators may burn pictures of some candidates.Logical formLearned from13 sentences. A soil of a country may burn.Logical formLearned from13 sentences. Fans may burn a flag.Logical formLearned from13 sentences. Buildings may be burnt to the ground.Logical formLearned from13 sentences. Forest may burn.Logical formLearned from13 sentences. Students may burn a flag.Logical formLearned from13 sentences. Gas can be from burning (rocket fuel).Logical formLearned from13 sentences. A refinery may burn.Logical formLearned from13 sentences. A person may burn a literary-work.Logical formLearned from13 sentences. A world-city may be burnt to the ground.Logical formLearned from13 sentences. Fires may burn for some days.Logical formLearned from13 sentences. An American flag may be burnt.Logical formLearned from13 sentences. Prisoners may be burnt.Logical formLearned from13 sentences.