Exchange steps

Example of stepwise transfer of bread from Seller to Buyer coupled to direct transfer of peas from third party to Seller and direct transfer of oranges from Buyer to third party.

Step 1: Seller offers bread and wants peas. Buyer wants bread and offers oranges.

Step 2: Seller and Buyer enter into contract to transfer ownership of bread stepwise via transition (entangled) ownership states.

Step 3a: Buyer sells oranges to third party.

Step 3b: Seller buys peas from third party.

Step 4: Buyer and Seller have respectively sold oranges and bought peas.

Step 5: Ownership of bread is transferred from Seller to Buyer.