Crop is related to Plant. Plant is related to Outside. Outside is related to Bread. Bread is related to Wonder. 
Cast entails/necessarily involves Stage. Stage is related to Coach. Coach is a synonym of Train. 
Crop <--RelatedTo--> Plant <--RelatedTo--> Outside <--RelatedTo--> Bread <--RelatedTo--> Wonder 
Cast --Entails--> Stage <--RelatedTo--> Coach <--Synonym--> Train 