A nightmare can be hellish.Logical formLearned from169 sentences. A week can be hellish.Logical formLearned from143 sentences. Conditions can be hellish.Logical formLearned from131 sentences. An experience can be hellish.Logical formLearned from111 sentences. A day can be hellish.Logical formLearned from107 sentences. A place can be hellish.Logical formLearned from105 sentences. A scene can be hellish.Logical formLearned from100 sentences. Days can be hellish.Logical formLearned from82 sentences. Heat can be hellish.Logical formLearned from60 sentences. A time can be hellish.Logical formLearned from59 sentences. An existence can be hellish.Logical formLearned from58 sentences. Years can be hellish.Logical formLearned from54 sentences. A world can be hellish.Logical formLearned from53 sentences. A night can be hellish.Logical formLearned from52 sentences. A situation can be hellish.Logical formLearned from51 sentences.