Sheep is related to Dream. Stress would make you want to Dream. Stress can cause/lead to Fatigue. Fatigue is related to Syndrome. 
Fishing is related to Pole. Pole is a type of End. 
Sheep <--RelatedTo--> Dream <--CausesDesire-- Stress --Causes--> Fatigue <--RelatedTo--> Syndrome 
Fishing <--RelatedTo--> Pole --IsA--> End 