arc(r_0034_0002__Do_r_0034_0004__understand,r_0034_0003__you,arg0).

( (CP-QUE-MAT (PULQ <lquo>)
              (IP-SUB (DOP Do;{do})
                      (NP-SBJ (PRO you;{you}))
                      (VB understand;{understand}))
              (PUNC ?))
  (ID 34_a_loosechange))