arc(r_0025_0002__was,r_0025_0001__This,arg0).
arc(r_0025_0002__was,r_0025_0003__the_r_0025_0004__ground_r_0025_0005__definition_r_0025_0006__unit,prd2).

( (IP-MAT (NP-SBJ (D;_nphd_ This;{this}))
          (BED;~Ln was;{be})
          (NP-PRD2 (D the;{the})
                   (N ground;{ground})
                   (N definition;{definition})
                   (N unit;{unit}))
          (PUNC .))
  (ID 25_a_lob_n01))