44_a_hedgehog
This is essential.

n44_a_hedgehog n44_a_hedgehog__1_1_1_1 This n44_a_hedgehog__1_2_1 is n44_a_hedgehog__1_3_1_1 essential n44_a_hedgehog__1_4_1 . n44_a_hedgehog__1 IP-MAT n44_a_hedgehog__1_1 NP-SBJ n44_a_hedgehog__1->n44_a_hedgehog__1_1 n44_a_hedgehog__1_2 BEP;_La_ n44_a_hedgehog__1->n44_a_hedgehog__1_2 n44_a_hedgehog__1_3 ADJP-PRD n44_a_hedgehog__1->n44_a_hedgehog__1_3 n44_a_hedgehog__1_4 PUNC n44_a_hedgehog__1->n44_a_hedgehog__1_4 n44_a_hedgehog__1_1_1 D;_nphd_ n44_a_hedgehog__1_1->n44_a_hedgehog__1_1_1 n44_a_hedgehog__1_1_1->n44_a_hedgehog__1_1_1_1 n44_a_hedgehog__1_2->n44_a_hedgehog__1_2_1 n44_a_hedgehog__1_3_1 ADJ n44_a_hedgehog__1_3->n44_a_hedgehog__1_3_1 n44_a_hedgehog__1_3_1->n44_a_hedgehog__1_3_1_1 n44_a_hedgehog__1_4->n44_a_hedgehog__1_4_1
( (IP-MAT (NP-SBJ (D;_nphd_ This;{this}))
          (BEP;_La_ is;{be})
          (ADJP-PRD (ADJ essential;{essential}))
          (PUNC .))
  (ID 44_a_hedgehog;speaker=Pow))



%3 r_0044_0002__is is r_0044_0003__essential essential r_0044_0002__is->r_0044_0003__essential [prd] r_0044_0001__This This r_0044_0002__is->r_0044_0001__This [arg0]
arc(r_0044_0002__is,r_0044_0001__This,arg0).
arc(r_0044_0002__is,r_0044_0003__essential,prd).



%3 r_0044_0002__is is r_0044_0001__This This r_0044_0002__is->r_0044_0001__This [arg0] r_0044_0003__essential essential r_0044_0002__is->r_0044_0003__essential [prd]
fof(formula,axiom,
    ? [R_0044_0001__THIS,R_0044_0003__ESSENTIAL,R_0044_0002__IS] :
      ( r_0044_0001__This(R_0044_0001__THIS)
      & r_0044_0003__essential(R_0044_0003__ESSENTIAL)
      & r_0044_0002__is(R_0044_0002__IS)
      & has_prd(R_0044_0002__IS,R_0044_0003__ESSENTIAL)
      & has_arg0(R_0044_0002__IS,R_0044_0001__THIS) ) ).