A volcanic island can be barren.Logical formLearned from6 sentences. Areas can be barren.Logical formLearned from6 sentences. A group can be constituted-of-or-filled-with barren islands.Logical formLearned from6 sentences. A (farm field) can be barren.Logical formLearned from6 sentences. A frontier can be barren.Logical formLearned from6 sentences. A chunk can be barren.Logical formLearned from6 sentences. An affair can be barren.Logical formLearned from5 sentences. Areas can be barren.Logical formLearned from5 sentences. An era can be barren.Logical formLearned from5 sentences. A barren island can be off a coast.Logical formLearned from5 sentences. (Lava fields) can be barren.Logical formLearned from5 sentences. A (desert terrain) can be barren.Logical formLearned from5 sentences. A feeling can be barren.Logical formLearned from5 sentences. An end can be barren.Logical formLearned from5 sentences. Portions can be barren.Logical formLearned from5 sentences.