Tropical is related to Palm. Palm is related to Type. Type is related to Oak. 
Western is related to Pioneer. Pioneer is related to Person. Person does not want (to) Unknown. Unknown is a synonym of Anonymous. 
Tropical <--RelatedTo--> Palm <--RelatedTo--> Type <--RelatedTo--> Oak 
Western <--RelatedTo--> Pioneer <--RelatedTo--> Person --NotDesires--> Unknown <--Synonym--> Anonymous 