arc(r_0002_0002__must_r_0002_0003__answer,r_0002_0001__You,arg0).
arc(r_0002_0002__must_r_0002_0003__answer,r_0002_0004__this_r_0002_0005__question,arg1).

( (IP-MAT (NP-SBJ (PRO You;{you}))
          (MD;~cat_Vi must;{must})
          (IP-INF-CAT (VB;~Tn answer;{answer})
                      (NP-OB1 (D this;{this})
                              (N question;{question})))
          (PUNC .))
  (ID 2_a_fce_0102_2001_12))