Udf for multiple target nodes from one source

Here is the source and target structure
udf for Multiple target nodes
source                        Target

e1edkt1   0..99                 Notes 0.1000
   TDID   0..1                      ID   0.1
   E1EDKT2  0..999999               Text  0..1
     TDLINE  0..1
my requiremtn is to create multiple target elements Notes,ID and Text
For each EDKT2>TDLINE> of 30 lines TDLINES, in target has to create separate  Notes and ID  , Text
  I need to concatenate all the 30 lines TDLINE to Text and next 30 lines to next node and corresponding TDID to corresponding
TDID of Notes
I need help udf for edkt1>Notes,TDID>ID,TDLINE>Notes

Thanks for your help