Pack is a type of Seal. Seal is related to Symbol. Symbol is related to Staff. Staff is related to Nurse. 
Scratch is a synonym of Cancel. Cancel is a synonym of Natural. Natural is related to Mountain. Mountain is related to Height. 
Pack --IsA--> Seal <--RelatedTo--> Symbol <--RelatedTo--> Staff <--RelatedTo--> Nurse 
Scratch <--Synonym--> Cancel <--Synonym--> Natural <--RelatedTo--> Mountain <--RelatedTo--> Height 