.PS 5
space=0.7
[
	Editor: ellipse "Editor"
	Pages: box "Pages" at last ellipse + (0,-space)
	Sections: box "Sections" at last box + (space/4, -space/2) fill 0
	Items: box "Items" at last box + (space/4, -space/2) fill 0
	line <-> from Editor.s to Pages.n
]
Manager: box dashed ht last [].ht+0.2 wid last[].wid+.2 at last []
right; move; move
[
	EConfig: ellipse "EConfig"
	EMConfig: ellipse "EMConfig" at last ellipse + (0,-space)
]
Config: box dashed ht last [].ht+0.2 wid last[].wid+.2 at last []

EMTargetAccount: ellipse "Account" "Target" at Config.e + (1.5*space, 0)
Druid: ellipse "Druid" at Config.s + (0,-1.5*space)
EAccount: ellipse "EAccount" at Config.se + (1.5*space,-1.5*space)

line <-> from Config.s to Druid.n " next, prepare" ljust "create, enable " rjust
line -> from EAccount.n to EMTargetAccount.s " initialise" ljust " change" ljust

line <-> from EAccount.w to Druid.e "initialise" "changes"
line <-> from Config.e to EMTargetAccount.w "create" "changed"

line <-> from Manager.e to Config.w "create" "check" "commit" "abort"
spline <-> from Manager.s \
	to (Manager.s.x,Druid.s.y) \
	to (Manager.s.x+space/2,Druid.s.y-space/2) \
	then to EAccount.s + (-space/2,-space/2) \
	then to EAccount.s
.PE