Hole is related to Grave. Grave is related to Scary. Scary is related to Horror. 
Stream can be used for Wash. you are likely to find Stream in/at/on Forest. Forest is related to Dear. 
Hole <--RelatedTo--> Grave <--RelatedTo--> Scary <--RelatedTo--> Horror 
Wash <--UsedFor-- Stream --AtLocation--> Forest <--RelatedTo--> Dear 