Manage is a synonym of Do. Do is related to Must. Must is a synonym of Requirement. Requirement is a type of Duty. 
Problem is related to Fix. Mount is a type of Fix. Mount is a synonym of Climb. Climb is a type of Slope. 
Manage <--Synonym--> Do <--RelatedTo--> Must <--Synonym--> Requirement --IsA--> Duty 
Problem <--RelatedTo--> Fix <--IsA-- Mount <--Synonym--> Climb --IsA--> Slope 