Target is related to Neck. Neck is related to Box. you are likely to find Box in/at/on Warehouse. 
Condition is related to Boil. Boil is related to Cook. the last thing you do when you Cook is Stir. 
Target <--RelatedTo--> Neck <--RelatedTo--> Box --AtLocation--> Warehouse 
Condition <--RelatedTo--> Boil <--RelatedTo--> Cook --HasLastSubevent--> Stir 