Complex sentence: Silverbird cinemas upon establishment started screening Nigerian films with high production quality, as a result discouraging poor film production; the cinema culture in the Nigerian cities with film theatres started experiencing a significant improvement, and with huge potentials.
Split into simpler sentences: Silverbird cinemas upon establishment started screening Nigerian films with high production quality, as a result discouraging poor film production. The cinema culture in the Nigerian cities with film theatres started experiencing a significant improvement, and with huge potentials.