updated README

README.md

@@ -1,3 +1,12 @@
 # AI-Planning-Supermarket
 
-This is a model of a supermarket with 3 tills where the products will be delivered to the customer. There are multiple agents which has the task to identify a product in the storage, pick that up and deliver it to the customer at the tills. 
+This is a model of an autonomous supermarket where agents have the task to move items around, perhaps pick some items from the inventory and drop the items at a till where a customer can collect them.
+
+The scenario is consist of number of agents who can pick limited number of items and drop the items at a location. agents can move around the map by getting on a car, driving (moving) the car from a location to another, and getting off the car.
+
+Domain has multiple durative actions:
+durative-action pick: the agent can pick an item if they are at the same location and number of items that the agent is carrying is less than their capacity
+durative-action drop: the agent can drop the items at a location and this result in decreasing the number of items they are carrying
+durative-action movecar: the agent can move from a point to another with a car once they get on the car
+durative-action getoncar: the agent can get on a car if there is no other agent on it
+durative-action getoffcar: the agent can get off a car