An essence can be black.Logical formLearned from12 sentences. An essence may pertain-to a life.Logical formLearned from12 sentences. An essence can be profound.Logical formLearned from12 sentences. An essence may pertain-to the past.Logical formLearned from12 sentences. Predication can be by essence.Logical formLearned from12 sentences. An essence may pertain-to an environment.Logical formLearned from12 sentences. An essence may pertain-to discussions.Logical formLearned from12 sentences. A formula may pertain-to an essence.Logical formLearned from12 sentences. An essence may pertain-to a region.Logical formLearned from12 sentences. A difference can be constituted-of-or-filled-with essence.Logical formLearned from12 sentences. An essence may pertain-to a request.Logical formLearned from12 sentences. An essence may pertain-to a language.Logical formLearned from12 sentences. Change can be an essence of life.Logical formLearned from12 sentences. An essence may pertain-to man.Logical formLearned from12 sentences. An essence may pertain-to games.Logical formLearned from12 sentences.