Triplet gracing for notes played with the chanter resting on the knee; Executed with 1 gracenote (a¹ or d², depending on the starting note) and a quick pat of the finger commanding the starting/target note it gives:

b¹-d²-b¹-pat-b¹; a¹-d²-a¹-pat-a¹; g¹-a¹-g¹-pat-g¹; f♯¹-a¹-f♯¹-pat-f♯¹; e¹-a¹-e¹-pat-e¹.
NB: Example(s) to be replaced with staff-notation.