Node = 0
Render = 3 2 19 20
NoRender = 19 20 3 2

Node = 1
Render = 6 5 12 11 2 3
NoRender = 2 3 6 5 12 11

Node = 2
Render = 20 0 1 3
NoRender = 

Node = 3
Render = 0 2 5 11 1
NoRender =

Node = 4
Render =  9 8 5 6
NoRender = 5 6 9 8

Node = 5
Render = 3 11 1 4 6
NoRender =

Node = 6
Render = 1 5 8 4
NoRender =

Node = 7
Render = 21 22 8 9
NoRender = 8 9 21 22

Node = 8
Render = 7 9 6 4 
NoRender =

Node = 9
Render = 21 22 7 4 8
NoRender =

Node = 10
Render = 15 14 17 18
NoRender = 17 18 15 14

Node = 11
Render = 3 5 1 12
NoRender = 

Node = 12
Render = 1 11 
NoRender =

Node = 13
Render = 22 21 14 15
NoRender =14 15 22 21

Node = 14
Render = 18 10 13 15
NoRender =

Node = 15
Render = 10 14 21 13
NoRender =

Node = 16
Render = 18 17 20 19
NoRender = 20 19 18 17

Node = 17
Render = 19 16 10 18
NoRender = 

Node = 18
Render = 16 17 14 10
NoRender =

Node = 19
Render = 17 16 0 20
NoRender = 0 20 17 16

Node = 20
Render = 16 19 2 0
NoRender = 2 0 16 19

Node = 21
Render = 15 9 7 22 13
NoRender = 15 13 9 7 22

Node = 22
Render = 9 7 13 21
NoRender = 