A trial can be (soap opera).Logical formLearned from11 sentences. An opera may be performed for a time.Logical formLearned from11 sentences. Conductor may pertain-to an (opera house).Logical formLearned from11 sentences. An opera may be written/wrote by a male.Logical formLearned from11 sentences. Some operas may be written/wrote.Logical formLearned from11 sentences. Librettos can be for operas.Logical formLearned from11 sentences. Stars may pertain-to a (soap opera).Logical formLearned from11 sentences. (Soap operas) may pertain-to a country.Logical formLearned from11 sentences. An (opera company) can be prestigious.Logical formLearned from11 sentences. A competition can be for (opera singers).Logical formLearned from11 sentences. (Opera companies) may pertain-to a world-city.Logical formLearned from11 sentences. Operas can be in a world-city.Logical formLearned from11 sentences. Artistic director may pertain-to an (opera house).Logical formLearned from11 sentences. A climax may pertain-to an opera.Logical formLearned from11 sentences. A singer can be constituted-of-or-filled-with light opera.Logical formLearned from11 sentences.