Unhappy is related to Frown. Frown is related to Expression. Expression is related to Cry. 
Anger is related to Cross. Cross is related to Bible. Bible is a type of Book. 
Unhappy <--RelatedTo--> Frown <--RelatedTo--> Expression <--RelatedTo--> Cry 
Anger <--RelatedTo--> Cross <--RelatedTo--> Bible --IsA--> Book 