Complex sentence: These feature a Saint George red cross on white ground on the hoist, nearest the flagpole, and a very long tail striped in green and white; with gold on the red and green, and silver (now oxidized to black) on the white.
Split into simpler sentences: These feature a Saint George red cross on white ground on the hoist, nearest the flagpole, and a very long tail striped in green and white. They all feature gold paint on the red and green, and silver paint (now oxidized to black) on the white.