Turn is related to Handle. Handle is related to Spoon. 
the last thing you do when you Sing is Quiet. Quiet is a different concept from Load. Stack is a type of Load. you are likely to find Book in/at/on Stack. 
Turn <--RelatedTo--> Handle <--RelatedTo--> Spoon 
Sing --HasLastSubevent--> Quiet <--DistinctFrom--> Load <--IsA-- Stack <--AtLocation-- Book 