arc(r_0006_0002__am,r_0006_0003__going_r_0006_0004__out,keep_scope).
arc(r_0006_0003__going_r_0006_0004__out,r_0006_0001__I,arg0).

( (IP-MAT (NP-SBJ;{MOTHER} (PRO I;{I}))
          (BEP;~cat_Vg am;{be})
          (IP-PPL-CAT (VAG;~Ip going;{go[out]})
                      (ADVP-CLR (RP out;{out})))
          (PUNC .)
          (PURQ <rquo>))
  (ID 6_a_potter_1902))