Questionnaire is a type of Form. Form is related to Design. Design is related to Occupation. Occupation is related to Farmer. 
Give is a type of Happen. Contribute is a type of Give. 
Questionnaire --IsA--> Form <--RelatedTo--> Design <--RelatedTo--> Occupation <--RelatedTo--> Farmer 
Happen <--IsA-- Give <--IsA-- Contribute 