43_a_lob_j01
Unless it is known at what oxygen potential a given material in the sodium coolant circuit will start to oxidise the cell can only be used as has been suggested above , as an oxygen concentration monitor .

%3 0043_0001__Unless unless[cnt] 0043_0003__is_0043_0004__known is_known 0043_0001__Unless->0043_0003__is_0043_0004__known [restriction] 0043_0023__can_0043_0024__only_0043_0025__be can_only_be 0043_0001__Unless->0043_0023__can_0043_0024__only_0043_0025__be [scope] 0043_0002__it it 0043_0003__is_0043_0004__known->0043_0002__it [arg2] 0043_0007__oxygen_0043_0008__potential oxygen_potential 0043_0003__is_0043_0004__known->0043_0007__oxygen_0043_0008__potential [arg1] z_0043_1012 _ 0043_0003__is_0043_0004__known->z_0043_1012 [arg1] 0043_0027__as as[cnt] 0043_0023__can_0043_0024__only_0043_0025__be->0043_0027__as [scope] 0043_0009__a_0043_0011__material a_material 0043_0010__given given 0043_0009__a_0043_0011__material->0043_0010__given [attrib] 0043_0013__the_0043_0014__sodium_0043_0015__coolant_0043_0016__circuit the_sodium_coolant_circuit 0043_0009__a_0043_0011__material->0043_0013__the_0043_0014__sodium_0043_0015__coolant_0043_0016__circuit in 0043_0017__will_0043_0018__start_0043_0020__oxidise will_start_oxidise 0043_0017__will_0043_0018__start_0043_0020__oxidise->0043_0007__oxygen_0043_0008__potential at[mnr] 0043_0017__will_0043_0018__start_0043_0020__oxidise->z_0043_1012 at[mnr] 0043_0017__will_0043_0018__start_0043_0020__oxidise->0043_0009__a_0043_0011__material [arg0] 0043_0026__used used 0043_0027__as->0043_0026__used [scope] 0043_0028__has_0043_0029__been_0043_0030__suggested has_been_suggested 0043_0027__as->0043_0028__has_0043_0029__been_0043_0030__suggested [restriction] 0043_0021__the_0043_0022__cell the_cell 0043_0026__used->0043_0021__the_0043_0022__cell [arg1] 0043_0034__an_0043_0035__oxygen_0043_0036__concentration_0043_0037__monitor an_oxygen_concentration_monitor 0043_0026__used->0043_0034__an_0043_0035__oxygen_0043_0036__concentration_0043_0037__monitor as[prd] 0043_0031__above above 0043_0028__has_0043_0029__been_0043_0030__suggested->0043_0031__above [loc]
arc(r_0043_0001__Unless_cnt,r_0043_0003__is_r_0043_0004__known,restriction_).
arc(r_0043_0001__Unless_cnt,r_0043_0023__can_r_0043_0024__only_r_0043_0025__be,scope_).
arc(r_0043_0003__is_r_0043_0004__known,r_0043_0002__it,arg2).
arc(r_0043_0003__is_r_0043_0004__known,r_0043_0007__oxygen_r_0043_0008__potential,arg1).
arc(r_0043_0003__is_r_0043_0004__known,z_0043_1012,arg1).
arc(r_0043_0009__a_r_0043_0011__material,r_0043_0010__given,attrib).
arc(r_0043_0009__a_r_0043_0011__material,r_0043_0013__the_r_0043_0014__sodium_r_0043_0015__coolant_r_0043_0016__circuit,r_0043_0012__in).
arc(r_0043_0017__will_r_0043_0018__start_r_0043_0020__oxidise,r_0043_0007__oxygen_r_0043_0008__potential,r_0043_0005__at__mnr).
arc(r_0043_0017__will_r_0043_0018__start_r_0043_0020__oxidise,r_0043_0009__a_r_0043_0011__material,arg0).
arc(r_0043_0017__will_r_0043_0018__start_r_0043_0020__oxidise,z_0043_1012,r_0043_0005__at__mnr).
arc(r_0043_0023__can_r_0043_0024__only_r_0043_0025__be,r_0043_0027__as_cnt,keep_scope).
arc(r_0043_0026__used,r_0043_0021__the_r_0043_0022__cell,arg1).
arc(r_0043_0026__used,r_0043_0034__an_r_0043_0035__oxygen_r_0043_0036__concentration_r_0043_0037__monitor,r_0043_0033__as__prd).
arc(r_0043_0027__as_cnt,r_0043_0026__used,scope_).
arc(r_0043_0027__as_cnt,r_0043_0028__has_r_0043_0029__been_r_0043_0030__suggested,restriction_).
arc(r_0043_0028__has_r_0043_0029__been_r_0043_0030__suggested,r_0043_0031__above,loc).


IP-MAT PP-SCON-CNT P-CONN Unless IP-ADV NP-SBJ PRO it BEP;~cat_Ve_passive_ is IP-PPL-CAT NP-LGS * VVN known NP-OB1 IP-REL PP-133 P-ROLE at NP RD what N oxygen N potential NP-SBJ D a ADJP ADJ given N material PP P-ROLE in NP D the N sodium N coolant N circuit MD;~cat_Vi will IP-INF-CAT VB;~cat_Vt start IP-INF-CAT TO to VB oxidise PP-MNR *ICH*-133 NP-SBJ D the N cell MD;~cat_Vi can IP-INF-CAT ADVP-MOD ADV only BE;~cat_Ve_passive_ be IP-PPL-CAT NP-LGS * VVN;~Cn.n/a used PP-SCON-CNT P-CONN as IP-ADV HVP;~cat_Ve has IP-PPL-CAT BEN;~cat_Ve_passive_ been IP-PPL-CAT NP-LGS * VVN suggested ADVP-LOC ADV above PUNC , PP-PRD P-ROLE as NP D an N oxygen N concentration N monitor PUNC .
( (IP-MAT (PP-SCON-CNT (P-CONN Unless;{unless})
                       (IP-ADV (NP-SBJ (PRO it;{it}))
                               (BEP;~cat_Ve_passive_ is;{be})
                               (IP-PPL-CAT (NP-LGS *)
                                           (VVN known;{know})
                                           (NP-OB1 (IP-REL (PP-133 (P-ROLE at;{at})
                                                                   (NP (RD what;{what})
                                                                       (N oxygen;{oxygen})
                                                                       (N potential;{potential})))
                                                           (NP-SBJ (D a;{a})
                                                                   (ADJP (ADJ given;{given}))
                                                                   (N material;{material})
                                                                   (PP (P-ROLE in;{in})
                                                                       (NP (D the;{the})
                                                                           (N sodium;{sodium})
                                                                           (N coolant;{coolant})
                                                                           (N circuit;{circuit}))))
                                                           (MD;~cat_Vi will;{will})
                                                           (IP-INF-CAT (VB;~cat_Vt start;{start})
                                                                       (IP-INF-CAT (TO to;{to})
                                                                                   (VB oxidise;{oxidise})
                                                                                   (PP-MNR *ICH*-133))))))))
          (NP-SBJ (D the;{the})
                  (N cell;{cell}))
          (MD;~cat_Vi can;{can})
          (IP-INF-CAT (ADVP-MOD (ADV only;{only}))
                      (BE;~cat_Ve_passive_ be;{be})
                      (IP-PPL-CAT (NP-LGS *)
                                  (VVN;~Cn.n/a used;{use[as]})
                                  (PP-SCON-CNT (P-CONN as;{as})
                                               (IP-ADV (HVP;~cat_Ve has;{have})
                                                       (IP-PPL-CAT (BEN;~cat_Ve_passive_ been;{be})
                                                                   (IP-PPL-CAT (NP-LGS *)
                                                                               (VVN suggested;{suggest})
                                                                               (ADVP-LOC (ADV above;{above}))))))
                                  (PUNC ,)
                                  (PP-PRD (P-ROLE as;{as})
                                          (NP (D an;{an})
                                              (N oxygen;{oxygen})
                                              (N concentration;{concentration})
                                              (N monitor;{monitor})))))
          (PUNC .))
  (ID 43_a_lob_j01))