Sample DELPH-IN outputs using ERG
15-June-2011

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Sentence 3:
It is very hard to find original copies.

Derivation tree:
(ROOT_STRICT
 (2307 SB-HD_MC_C 12.4708 0 8 (82 IT 0.008063 0 1 ("it" 81))
  (2306 HD-CMP_U_C 11.0146 1 8 (107 BE_C_IS 2.17551 1 2 ("is" 61))
   (2305 SP-HD_HC_C 8.91698 2 8 (137 VERY 0.745448 2 3 ("very" 63))
    (2304 HD-CMP_U_C 8.17798 3 8
     (2295 HD_OPTCMP_C 0.600318 3 4 (141 HARD_A2 0.418401 3 4 ("hard" 73)))
     (2303 HD-CMP_U_C 6.53332 4 8 (172 TO_C_PROP 1.48655 4 5 ("to" 65))
      (2302 HD-CMP_U_C 4.1389 5 8
       (2296 V_N3S-BSE_ILR 0.88503 5 6 (192 FIND_V1 1.0702 5 6 ("find" 67)))
       (2301 HDN_BNP_C 2.4166 6 8
        (2300 AJ-HDN_NORM_C 1.72277 6 8
         (198 ORIGINAL_A1 0.170681 6 7 ("original" 69))
         (2299 HDN_OPTCMP_C 0.568813 7 8
          (2298 W_PERIOD_PLR 0.221231 7 8
           (2297 N_PL_OLR 0.464954 7 8
            (202 COPY_N1 0 7 8 ("copies." 71))))))))))))))

Labeled parse tree:
(S (NP-X ("it"))
 (VP (V ("is"))
  (AP (ADV ("very"))
   (AP (ADJ (ADJ ("hard")))
    (VP (COMP ("to"))
     (VP (V (V ("find")))
      (NP (N (AP ("original")) (N (N (N (N ("copies.")))))))))))))

MRS:
<h1,e2,
{h3:_very_x_deg_rel<6:10>(e4, e2),
h3:_hard_a_for_rel<11:15>(e2:PROP:PRES:INDICATIVE:-:-, h5, i6),
h7:_find_v_1_rel<19:23>(e8:PROP-OR-QUES:UNTENSED:INDICATIVE:-:-, p10, x9),
h11:udef_q_rel<24:40>(x9, h12, h13),
h14:_original_a_1_rel<24:32>(e15, x9),
h14:_copy_n_of_rel<33:40>(x9:3:PL, i16)},
{h12 QEQ h14, h5 QEQ h7}>

Elementary dependencies:
{e2:
 e4:_very_x_deg<6:10>[ARG1 e2:_hard_a_for]
 e2:_hard_a_for<11:15>[ARG1 e8:_find_v_1]
 e8:_find_v_1<19:23>[ARG2 x9:_copy_n_of]
 x9:udef_q<24:40>[]
 e15:_original_a_1<24:32>[ARG1 x9:_copy_n_of]
}