These object properties define what we know about the relation between the classes. These object properties are defined independent of the classes (that is a base idea in OWL). These properties can help the user see how ingredients are related. These relations can be divided into several categories: | These object properties define what we know about the relation between the classes. These object properties are defined independent of the classes (that is a base idea in OWL). These properties can help the user see how ingredients are related. These relations can be divided into several categories: |