Very is related to Glass. Glass is related to Ground. you are likely to find Hole in/at/on Ground. Hole can be used for Attach. 
Parent is related to Sheep. Sheep is related to Barn. 
Very <--RelatedTo--> Glass <--RelatedTo--> Ground <--AtLocation-- Hole --UsedFor--> Attach 
Parent <--RelatedTo--> Sheep <--RelatedTo--> Barn 