A (food source) can be for birds.Logical formLearned from68 sentences. A nest may pertain-to birds.Logical formLearned from68 sentences. A person may see some birds.Logical formLearned from68 sentences. A person may find a bird.Logical formLearned from68 sentences. Birds may arrive.Logical formLearned from68 sentences. Birds may eat.Logical formLearned from68 sentences. A (bird flu outbreak) can be in a country.Logical formLearned from67 sentences. Barbets can be birds.Logical formLearned from67 sentences. A group can be constituted-of-or-filled-with (perching birds).Logical formLearned from67 sentences. A bird may be found.Logical formLearned from67 sentences. A bird may freeze.Logical formLearned from67 sentences. A bird can be in a continent.Logical formLearned from67 sentences. Birds can be intelligent.Logical formLearned from67 sentences. A (bird flu outbreak) can be in a country.Logical formLearned from67 sentences. Dippers can be a group of (perching birds).Logical formLearned from66 sentences.