A spine may start.Logical formLearned from11 sentences. A spine may pertain-to a tale.Logical formLearned from11 sentences. An increase can be in (spine density).Logical formLearned from11 sentences. A spine may pertain-to an animal.Logical formLearned from11 sentences. A person may tell a spine.Logical formLearned from11 sentences. A spine may pertain-to a book.Logical formLearned from11 sentences. A shiver may run_up a spine.Logical formLearned from11 sentences. A spine can be thick.Logical formLearned from11 sentences. A shudder may run_up a spine.Logical formLearned from11 sentences. A spine can be smooth.Logical formLearned from11 sentences. Books can be with spines.Logical formLearned from11 sentences. A spine can be intact.Logical formLearned from11 sentences. A spine can be visible.Logical formLearned from11 sentences. A spine may pertain-to a movie.Logical formLearned from11 sentences. Spines can be flexible.Logical formLearned from11 sentences.