June 24 1993 / fromthearchive / Globe Staff photo by Suzanne Kreiter / Officer Robin DeMarco was one of the last mounted beat police officers who patroled a combination businss and residential neighborhood in Uphams Corner. She encountered 5 year old Rosyana Cardoso who was just returning from her preschool graduation exercises in a dress made for the occasion by her mother. The officer's graduation gift to the child was a ride on the horse.