arc(r_0137_0002__investment,r_0137_0001__Private,attrib).
arc(r_0137_0003__has_r_0137_0004__even_r_0137_0005__made,r_0137_0002__investment,arg0).
arc(r_0137_0003__has_r_0137_0004__even_r_0137_0005__made,r_0137_0006__an_r_0137_0009__ferry_r_0137_0010__fleet,arg1).
arc(r_0137_0003__has_r_0137_0004__even_r_0137_0005__made,r_0137_0011__possible,prd).
arc(r_0137_0006__an_r_0137_0009__ferry_r_0137_0010__fleet,r_0137_0008__modern,attrib).
arc(r_0137_0008__modern,r_0137_0007__increasingly,qual).

( (IP-MAT (NP-SBJ (ADJP (ADJ Private;{private}))
                  (N investment;{investment}))
          (HVP;~cat_Ve has;{have})
          (IP-PPL-CAT (ADVP-MOD (ADV even;{even}))
                      (VVN;~Cn.a made;{make})
                      (NP-OB1 (D an;{an})
                              (ADJP (ADVP (ADV increasingly;{increasingly}))
                                    (ADJ modern;{modern}))
                              (N ferry;{ferry})
                              (N fleet;{fleet}))
                      (ADJP-PRD (ADJ possible;{possible})))
          (PUNC .))
  (ID 137_a_history_of_greece))