50_a_lob_j01
The first requirement is for an anionic electrolyte , which can be fabricated into suitable shapes impervious to gases and liquid sodium and which is neither corroded by sodium nor by sodium monoxide .

%3 0050_0004__is is 0050_0001__The_0050_0002__first_0050_0003__requirement the_first_requirement 0050_0004__is->0050_0001__The_0050_0002__first_0050_0003__requirement [arg0] 0050_0006__an_0050_0008__electrolyte an_electrolyte 0050_0004__is->0050_0006__an_0050_0008__electrolyte for[clr][prd2] 0050_0007__anionic anionic 0050_0006__an_0050_0008__electrolyte->0050_0007__anionic [attrib] 0050_0011__can_0050_0012__be_0050_0013__fabricated can_be_fabricated 0050_0011__can_0050_0012__be_0050_0013__fabricated->0050_0006__an_0050_0008__electrolyte [arg1] 0050_0016__shapes shapes 0050_0011__can_0050_0012__be_0050_0013__fabricated->0050_0016__shapes into[dir] 0050_0015__suitable suitable 0050_0016__shapes->0050_0015__suitable [attrib] 0050_0017__impervious impervious 0050_0016__shapes->0050_0017__impervious [attrib] 0050_0020__and and 0050_0017__impervious->0050_0020__and to 0050_0019__gases gases 0050_0020__and->0050_0019__gases [conj1] 0050_0022__sodium sodium 0050_0020__and->0050_0022__sodium [conj2] 0050_0021__liquid liquid 0050_0022__sodium->0050_0021__liquid [attrib] 0050_0023__and and 0050_0023__and->0050_0011__can_0050_0012__be_0050_0013__fabricated [conj1] 0050_0025__is is 0050_0023__and->0050_0025__is [conj2] 0050_0026__neithe0050_0030__nor neither_nor 0050_0025__is->0050_0026__neithe0050_0030__nor [scope] 0050_0027__corroded corroded 0050_0026__neithe0050_0030__nor->0050_0027__corroded [conj1] z_0050_1021 _ 0050_0026__neithe0050_0030__nor->z_0050_1021 [conj2] 0050_0027__corroded->0050_0006__an_0050_0008__electrolyte [arg1] 0050_0029__sodium sodium 0050_0027__corroded->0050_0029__sodium [arg0]by[lgs] z_0050_1021->0050_0006__an_0050_0008__electrolyte [arg1] 0050_0032__sodium_0050_0033__monoxide sodium_monoxide z_0050_1021->0050_0032__sodium_0050_0033__monoxide [arg0]by[lgs]
arc(r_0050_0004__is,r_0050_0001__The_r_0050_0002__first_r_0050_0003__requirement,arg0).
arc(r_0050_0004__is,r_0050_0006__an_r_0050_0008__electrolyte,r_0050_0005__for__clr_prd2).
arc(r_0050_0006__an_r_0050_0008__electrolyte,r_0050_0007__anionic,attrib).
arc(r_0050_0011__can_r_0050_0012__be_r_0050_0013__fabricated,r_0050_0006__an_r_0050_0008__electrolyte,arg1).
arc(r_0050_0011__can_r_0050_0012__be_r_0050_0013__fabricated,r_0050_0016__shapes,r_0050_0014__into__dir).
arc(r_0050_0016__shapes,r_0050_0015__suitable,attrib).
arc(r_0050_0016__shapes,r_0050_0017__impervious,attrib).
arc(r_0050_0017__impervious,r_0050_0020__and,r_0050_0018__to).
arc(r_0050_0020__and,r_0050_0019__gases,conj1).
arc(r_0050_0020__and,r_0050_0022__sodium,conj2).
arc(r_0050_0022__sodium,r_0050_0021__liquid,attrib).
arc(r_0050_0023__and,r_0050_0011__can_r_0050_0012__be_r_0050_0013__fabricated,coord_conj1).
arc(r_0050_0023__and,r_0050_0025__is,coord_conj2).
arc(r_0050_0025__is,r_0050_0026__neither_r_0050_0030__nor,keep_scope).
arc(r_0050_0026__neither_r_0050_0030__nor,r_0050_0027__corroded,conj1).
arc(r_0050_0026__neither_r_0050_0030__nor,z_0050_1021,conj2).
arc(r_0050_0027__corroded,r_0050_0006__an_r_0050_0008__electrolyte,arg1).
arc(r_0050_0027__corroded,r_0050_0029__sodium,arg0_r_0050_0028__by__lgs).
arc(z_0050_1021,r_0050_0006__an_r_0050_0008__electrolyte,arg1).
arc(z_0050_1021,r_0050_0032__sodium_r_0050_0033__monoxide,arg0_r_0050_0031__by__lgs).


IP-MAT NP-SBJ D The NUM first N requirement BEP;~Ipr is PP-CLR-PRD2 P-ROLE for NP D an ADJP ADJ anionic N electrolyte PUNC , IP-REL ILYR ILYR NP-SBJ RPRO which MD;~cat_Vi can IP-INF-CAT BE;~cat_Ve_passive_ be IP-PPL-CAT NP-LGS * VVN fabricated PP-DIR P-ROLE into NP ADJP ADJ suitable NS shapes ADJP ADJ impervious PP P-ROLE to NP NLYR NP NS gases CONJP CONJ and NP ADJP ADJ liquid N sodium CONJP CONJ and ILYR NP-SBJ RPRO which BEP;~cat_Ve_passive_ is IP-PPL-CAT ILYR CONJ neither ILYR VVN corroded PP-LGS P-ROLE by NP N sodium CONJP CONJ nor ILYR PP-LGS P-ROLE by NP N sodium N monoxide PUNC .
( (IP-MAT (NP-SBJ (D The;{the})
                  (NUM first;{first})
                  (N requirement;{requirement}))
          (BEP;~Ipr is;{be[for]})
          (PP-CLR-PRD2 (P-ROLE for;{for})
                       (NP (D an;{an})
                           (ADJP (ADJ anionic;{anionic}))
                           (N electrolyte;{electrolyte})
                           (PUNC ,)
                           (IP-REL (ILYR (ILYR (NP-SBJ (RPRO which;{which}))
                                               (MD;~cat_Vi can;{can})
                                               (IP-INF-CAT (BE;~cat_Ve_passive_ be;{be})
                                                           (IP-PPL-CAT (NP-LGS *)
                                                                       (VVN fabricated;{fabricate})
                                                                       (PP-DIR (P-ROLE into;{into})
                                                                               (NP (ADJP (ADJ suitable;{suitable}))
                                                                                   (NS shapes;{shape})
                                                                                   (ADJP (ADJ impervious;{impervious})
                                                                                         (PP (P-ROLE to;{to})
                                                                                             (NP (NLYR (NP (NS gases;{gas}))
                                                                                                       (CONJP (CONJ and;{and})
                                                                                                              (NP (ADJP (ADJ liquid;{liquid}))
                                                                                                                  (N sodium;{sodium}))))))))))))
                                         (CONJP (CONJ and;{and})
                                                (ILYR (NP-SBJ (RPRO which;{which}))
                                                      (BEP;~cat_Ve_passive_ is;{be})
                                                      (IP-PPL-CAT (ILYR (CONJ neither;{neither})
                                                                        (ILYR (VVN corroded;{corrode})
                                                                              (PP-LGS (P-ROLE by;{by})
                                                                                      (NP (N sodium;{sodium}))))
                                                                        (CONJP (CONJ nor;{nor})
                                                                               (ILYR (PP-LGS (P-ROLE by;{by})
                                                                                             (NP (N sodium;{sodium})
                                                                                                 (N monoxide;{monoxide})))))))))))))
          (PUNC .))
  (ID 50_a_lob_j01))