Here we would like to draw your attention to SOBL_MODEL transaction code in SAP. As we know it is being used in the SAP BC-SRV (Basis Services / Communication Interfaces in Basis) component which is coming under BC module (BASIS).SOBL_MODEL is a transaction code used for Model Data Object Relationships in SAP.
It comes under the package SOBL.
Transaction SOBL_MODEL technical data table
|Purpose||Model Data Object Relationships|