Sexual is related to Affair. Affair is related to Romance. 
Remark is related to Notice. Notice is related to Writing. Writing is related to English. English is related to Tap. 
Sexual <--RelatedTo--> Affair <--RelatedTo--> Romance 
Remark <--RelatedTo--> Notice <--RelatedTo--> Writing <--RelatedTo--> English <--RelatedTo--> Tap 