Sans-Communities Grayscale Horizontal Communities Left Color Horizontal Communities Left Black Horizontal Communities Left Grayscale Horizontal Communities Left Reverse Horizontal Communities Right Color Horizontal Communities Right Black Horizontal Communities Right Grayscale Horizontal Communities Right Reverse Vertical Communities Left Color Vertical Communities Left Black Vertical Communities Left Grayscale Vertical Communities Left Reverse Vertical Communities Right Color Vertical Communities Right Black Vertical Communities Right Grayscale Vertical Communities Right Reverse