In the following diagram the arrow from B to A breaks the formatting of the list in A. The arrow from D to A breaks the formatting of the list in C.
state A {
A : * a list
state B
}
state C {
C : * a list
state D
}
B --> A
D --> A
http://www.plantuml.com/plantuml/png/SoWkIImgAStDuG8oIb8L71MgkHI0f9M2baAYGavcSGcG2v5oughbWgfo1gjongRA1QJAIK5Nrqx1aSi5IZkavgK0xG00