set cut_paste_input [stack 0]
version 6.3 v4
Group {
 inputs 0
 name Group1
 selected true
}
 CheckerBoard2 {
  inputs 0
  name CheckerBoard1
 }
 Blur {
  size 42.5
  name Blur1
 }
 Output {
  name Output1
 }
end_group