connected data examplea recipe recommendation engine for this we introduce user we call "ragnar,who likes couple of dishes this new information needs to be absorbed by our graph database before we can expect it to suggest new dishes thereforelet' now create ragnar' user node with few recipe preferences listing creating user node who likes certain recipes in the neo graph database from py neo import graphnoderelationship create new user called "ragnarimport modules graph_db graph("make graph database connection object userref graph_db merge_one("user","name","ragnar"ragnar likes spaghetti bolognese find recipe by the name of spaghetti bolognese create like relationship between ragnar and the spaghetti reciperef graph_db find_one("recipe",property_key="name"property_value="spaghetti bolognese"nodesrelationship relationship(userref"likes"reciperefgraph_db create_unique(nodesrelationship#commit his like to database graph_db create_unique(relationship(userref"likes"graph_db find_one("recipe",property_key="name"property_value="roasted tomato soup with tiny meatballs and rice"))graph_db create_unique(relationship(userref"likes"graph_db find_one("recipe",property_key="name"property_value="moussaka"))graph_db create_unique(relationship(userref"likes"graph_db find_one("recipe",property_key="name"property_value="chipolata &ampspring onion frittata"))graph_db create_unique(relationship(userref"likes"graph_db find_one("recipe",property_key="name"property_value="meatballs in tomato sauce"))graph_db create_unique(relationship(userref"likes"graph_db find_one("recipe",property_key="name"property_value="macaroni cheese"))graph_db create_unique(relationship(userref"likes"graph_db find_one("recipe",property_key="name"property_value="peppered steak"))repeat the same process as in the lines above but for several other dishes in listing our food connoisseur ragnar is added to the database along with his preference for few dishes if we select ragnar in the neo interfacewe get figure the cypher query for this is match ( :user)-[ :likes]->(rec:recipereturn ,rec limit no surprises in figure many people like spaghetti bologneseand so does our scandinavian gastronomist ragnar