Neighbour | Event e0 | Event e1 | Event e2 | Event e3 | Event e4 | ... | Event ex |
C | | | | | | ... | |
D | | | | | | ... | |
E | | | | | | ... | |
F | | | | | | ... | |
G | | | | | | ... | |
H | | | | | | ... | |