Emergency is related to Flood. Flood is a type of Fill. 
Fix is related to Heal. Heal is related to Illness. you are likely to find Illness in/at/on Hospital. you are likely to find Needle in/at/on Hospital. 
Emergency <--RelatedTo--> Flood --IsA--> Fill 
Fix <--RelatedTo--> Heal <--RelatedTo--> Illness --AtLocation--> Hospital <--AtLocation-- Needle 