To investigate the shipyard in search of Kawit in Children of the Streets in Assassin’s Creed: Origins go into the burnt out ship and interact with the rope on the ground. Go to the front of the ship and interact with the canvas on the ground. Talk the the merchant standing near the houses on the same side of the ship as the canvas. To get him to talk destroy his jars of oil and talk to him again.
Interact with the doll near the broken cage near the merchant. .
As found on Youtube