Thigh is a type of Limb. Stick is a type of Limb. Stick is related to Ground. Ground is related to Running. 
Participate is a type of Act. Act can be Bold. 
Thigh --IsA--> Limb <--IsA-- Stick <--RelatedTo--> Ground <--RelatedTo--> Running 
Participate --IsA--> Act --HasProperty--> Bold 