id	keyword
american_scientific_journal-928	pedestrian
american_scientific_journal-928	walking
american_scientific_journal-928	elements
american_scientific_journal-928	road
american_scientific_journal-928	movement
american_scientific_journal-928	way
american_scientific_journal-928	landscape
american_scientific_journal-928	activities
american_scientific_journal-928	street
american_scientific_journal-928	dodoma
american_scientific_journal-928	volume
american_scientific_journal-928	trees