Problem is related to Resolution. Resolution is a synonym of Resolve. 
Recognize is related to Face. Face is related to Stroke. Stroke is related to Illness. Cancer is a type of Illness. 
Problem <--RelatedTo--> Resolution <--Synonym--> Resolve 
Recognize <--RelatedTo--> Face <--RelatedTo--> Stroke <--RelatedTo--> Illness <--IsA-- Cancer 