Blue-green algae can be (plant life).Logical formLearned from2 sentences. An (algae bloom) may appear.Logical formLearned from2 sentences. An algae can be virulent.Logical formLearned from2 sentences. An algae may pertain-to a year.Logical formLearned from2 sentences. Algae may be found on a coast.Logical formLearned from2 sentences. Some quarters of some natural lakes may suffer from (algae pollution).Logical formLearned from2 sentences. Some percent of some natural lakes of artificial lakes may suffer from (algae pollution).Logical formLearned from2 sentences. An algae may be knowned by a scientific name.Logical formLearned from2 sentences. Red tides of algae may find in an inland sea.Logical formLearned from2 sentences. Conditions can be for an algae.Logical formLearned from2 sentences. Red tides of algae may hit a country some times.Logical formLearned from2 sentences. (Beach sand) can be to algae.Logical formLearned from2 sentences. (Algae fossils) can be blue.Logical formLearned from2 sentences. Blue algae may undergo an enrichment.Logical formLearned from2 sentences. An amount of blue algae may reduce.Logical formLearned from2 sentences.