Some days can be a representation of a span.Logical formLearned from8 sentences. Teens may have an (attention span).Logical formLearned from8 sentences. Human-life span of yrs may produce an increase.Logical formLearned from8 sentences. A (life span) may pertain-to a project.Logical formLearned from8 sentences. Human-life span can be constituted-of-or-filled-with yrs.Logical formLearned from8 sentences. A (life span) may be reduced.Logical formLearned from8 sentences. Dogs can be with (life spans).Logical formLearned from8 sentences. A span may pertain-to a story.Logical formLearned from8 sentences. A career may be arrested in a span of some hours.Logical formLearned from8 sentences. A span may pertain-to a show.Logical formLearned from8 sentences. (Self liking) may live a span.Logical formLearned from8 sentences. Some years can be (life span).Logical formLearned from8 sentences. A (span bridge) may be discussed as a solution.Logical formLearned from8 sentences. A person may have some (attention span).Logical formLearned from8 sentences. A span may pertain-to the universe.Logical formLearned from8 sentences.