Crop is related to Commodity. Information is a type of Commodity. Article is made of Information. Article is related to Essay. 
one thing you do when you Smell is Shower. Smell is related to Bad. Bad is related to Break. 
Crop <--RelatedTo--> Commodity <--IsA-- Information <--MadeOf-- Article <--RelatedTo--> Essay 
Shower <--HasSubevent-- Smell <--RelatedTo--> Bad <--RelatedTo--> Break 