Place is related to Foreign. Foreign is related to Tourist. Tourist is related to Visitor. 
Burn is a type of Execute. Burn is related to Event. Act is a type of Event. Volunteer is a type of Act. 
Place <--RelatedTo--> Foreign <--RelatedTo--> Tourist <--RelatedTo--> Visitor 
Execute <--IsA-- Burn <--RelatedTo--> Event <--IsA-- Act <--IsA-- Volunteer 