Figure 2

(Colors on line) Percolation curves for the four cases. Red (circles)—the 1 → 0 case. Green (triangles)—the 1 → 2 → 0 and the FFM cases. Blue (squares)—the "diagonal" unidirectional case.

(Colors on line) Percolation curves for the four cases. Red (circles)—the 1 → 0 case. Green (triangles)—the 1 → 2 → 0 and the FFM cases. Blue (squares)—the "diagonal" unidirectional case.