Depressed is similar to Low. Low is related to Sale. 
Slope is related to Angle. Angle is a type of Travel. Draw is a type of Travel. Draw is related to Activity. 
Depressed <--SimilarTo--> Low <--RelatedTo--> Sale 
Slope <--RelatedTo--> Angle --IsA--> Travel <--IsA-- Draw <--RelatedTo--> Activity 