Sexuality is derived from Sexual. Sexuality is a synonym of Sex. Sex is related to Girl. Girl is related to Ribbon. 
Bug is related to Sleep. Fishing can cause/lead to Sleep. one thing you do when you Fishing is Think. Think is a synonym of Conceive. 
Sexual <--DerivedFrom-- Sexuality <--Synonym--> Sex <--RelatedTo--> Girl <--RelatedTo--> Ribbon 
Bug <--RelatedTo--> Sleep <--Causes-- Fishing --HasSubevent--> Think <--Synonym--> Conceive 