you are likely to find Injury in/at/on Accident. Break is a type of Accident. Break is a type of Collapse. Collapse is a synonym of Crash. 
Branch is related to Reach. Reach is a synonym of Place. Place is related to Region. 
Injury --AtLocation--> Accident <--IsA-- Break --IsA--> Collapse <--Synonym--> Crash 
Branch <--RelatedTo--> Reach <--Synonym--> Place <--RelatedTo--> Region 