SAP ABAP Program LKYPGF5Q (SEL_TAB_REDUCE_5) is using

• Table/Structure Field (5)
• Message Class (1)
• Message Number (1)
• Table (2)

#	Object Type	Object Name	Object Description	Note
1	Table	CEDST	Structure of selection table for segment table/level
2	Table	CFBSE01	Structure for specification of selected object (SEIG)