Instruction is part of Program. Program is related to Welfare. Welfare is related to People. People is related to Introduce. 
Imply is a synonym of Hint. Intimate is a type of Hint. Intimate is similar to Sexual. 
Instruction --PartOf--> Program <--RelatedTo--> Welfare <--RelatedTo--> People <--RelatedTo--> Introduce 
Imply <--Synonym--> Hint <--IsA-- Intimate <--SimilarTo--> Sexual 