A cause may pertain-to tragedies.Logical formLearned from13 sentences. A tragedy may be knowned.Logical formLearned from13 sentences. Signs may pertain-to a tragedy.Logical formLearned from13 sentences. A tragedy may pertain-to last weekend.Logical formLearned from13 sentences. A solution can be to a tragedy.Logical formLearned from13 sentences. Policies may cause a tragedy.Logical formLearned from13 sentences. A night may be changed into a tragedy of dimensions.Logical formLearned from13 sentences. Involvement can be in a tragedy.Logical formLearned from13 sentences. Facts may surround a tragedy.Logical formLearned from13 sentences. A tragedy can be to a catastrophe.Logical formLearned from13 sentences. A male may speak of a tragedy.Logical formLearned from13 sentences. A tragedy can be a fire.Logical formLearned from13 sentences. Hours can be after a tragedy.Logical formLearned from13 sentences. Speeding can be behind a tragedy.Logical formLearned from13 sentences. A person may suffer a tragedy.Logical formLearned from13 sentences.