Milk is related to Production. Production is related to Movie. you are likely to find Movie in/at/on Show. 
one thing you do when you Fishing is Relax. Ocean can be used for Relax. Ocean is related to Island. 
Milk <--RelatedTo--> Production <--RelatedTo--> Movie --AtLocation--> Show 
Fishing --HasSubevent--> Relax <--UsedFor-- Ocean <--RelatedTo--> Island 