In this example, a 3D scene, which presents an exhibition in a virtual museum of agriculture, has been modelled
with a museum ontology (e.g., by a domain expert), and it is presented in Fig. 2 and in Listing 1. The example stresses
the content elements created in Step 3 of the SEMIC approach. The CrR and RM, which provide concrete content
elements and link them to domain-specific concepts, are not discussed in this example, as they are created only once
for a particular domain-specific ontology and they have been explained in11,12