Want to delete two Object data in SAP syclo Agentry

Hello All , I have have requirment from client is Ex : I am downloading data from backend to frontend in 2 diff object but same data . But if i delete any onject from one object at screen level then it should atomcatically delete from other object in other screen. and also i have key field between two objects are Workoder no . So , if i delete Workorder no from one onject in one screen then at same time it should delete from other object in other screen. How can i put relation between them ? Thanks & Regards, Kunal Varaiya