An interval can be cretaceous.Logical formLearned from7 sentences. Clays can be cretaceous.Logical formLearned from7 sentences. (Dinosaur fossils) can be cretaceous.Logical formLearned from7 sentences. Periods can be cretaceous.Logical formLearned from6 sentences. A stage can be cretaceous.Logical formLearned from6 sentences. Sites can be cretaceous.Logical formLearned from6 sentences. An age may pertain-to a late cretaceous period.Logical formLearned from6 sentences. Lizards can be cretaceous.Logical formLearned from6 sentences. A geological period can be cretaceous.Logical formLearned from6 sentences. A cretaceous period can be in a continent.Logical formLearned from6 sentences. A dinosaur can be from a late cretaceous period.Logical formLearned from6 sentences. A tertiary can be cretaceous.Logical formLearned from6 sentences. A hell can be cretaceous.Logical formLearned from6 sentences. A record can be cretaceous.Logical formLearned from6 sentences. An environment can be cretaceous.Logical formLearned from6 sentences.