27_a_duplex
At the moment, that's roughly one in every five calls, Google says - a level of intervention that, at scale, would be a huge strain on its resources.

0027_0006's 's 0027_0002__the_0027_0003__moment the_moment 0027_0006's->0027_0002__the_0027_0003__moment at[nim] 0027_0005__that that 0027_0006's->0027_0005__that [arg0] 0027_0007__roughly roughly 0027_0006's->0027_0007__roughly [nim] 0027_0008__one one 0027_0006's->0027_0008__one [prd] 0027_0015__says says 0027_0006's->0027_0015__says [prn] 0027_0017__a_0027_0018__level a_level 0027_0006's->0027_0017__a_0027_0018__level [prn] z_0027_5018 _ 0027_0008__one->z_0027_5018 in 0027_0014__Google google 0027_0015__says->0027_0014__Google [arg0] 0027_0020__intervention intervention 0027_0017__a_0027_0018__level->0027_0020__intervention of 0027_0011__five_0027_0012__calls five_calls z_0027_5018->0027_0011__five_0027_0012__calls [modifier] 0027_0010__every every[quant] 0027_0010__every->0027_0008__one [scope] 0027_0010__every->z_0027_5018 [restriction] 0027_0026__would would 0027_0024__scale scale 0027_0026__would->0027_0024__scale at[nim] 0027_0027__be be 0027_0026__would->0027_0027__be [scope] 0027_0027__be->0027_0017__a_0027_0018__level [arg0] 0027_0028__a_0027_0030__strain a_strain 0027_0027__be->0027_0028__a_0027_0030__strain [prd] 0027_0029__huge huge 0027_0028__a_0027_0030__strain->0027_0029__huge [attrib] 0027_0033__resources resources 0027_0028__a_0027_0030__strain->0027_0033__resources on 0027_0032__its its 0027_0033__resources->0027_0032__its [gen]
arc(r_0027_0006___apos_s,r_0027_0002__the_r_0027_0003__moment,r_0027_0001__At__nim).
arc(r_0027_0006___apos_s,r_0027_0005__that,arg0).
arc(r_0027_0006___apos_s,r_0027_0007__roughly,nim).
arc(r_0027_0006___apos_s,r_0027_0008__one,prd).
arc(r_0027_0006___apos_s,r_0027_0015__says,prn).
arc(r_0027_0006___apos_s,r_0027_0017__a_r_0027_0018__level,prn).
arc(r_0027_0008__one,z_0027_5018,r_0027_0009__in).
arc(r_0027_0010__every__quant,r_0027_0008__one,scope).
arc(r_0027_0010__every__quant,z_0027_5018,restriction).
arc(r_0027_0015__says,r_0027_0014__Google,arg0).
arc(r_0027_0017__a_r_0027_0018__level,r_0027_0020__intervention,r_0027_0019__of).
arc(r_0027_0026__would,r_0027_0024__scale,r_0027_0023__at__nim).
arc(r_0027_0026__would,r_0027_0027__be,scope).
arc(r_0027_0027__be,r_0027_0017__a_r_0027_0018__level,arg0).
arc(r_0027_0027__be,r_0027_0028__a_r_0027_0030__strain,prd).
arc(r_0027_0028__a_r_0027_0030__strain,r_0027_0029__huge,attrib).
arc(r_0027_0028__a_r_0027_0030__strain,r_0027_0033__resources,r_0027_0031__on).
arc(r_0027_0033__resources,r_0027_0032__its,gen).
arc(z_0027_5018,r_0027_0011__five_r_0027_0012__calls,modifier).


IP-MAT PP-NIM P-ROLE At NP D the N moment PUNC , NP-SBJ D;_nphd_ that BEP;~Ln 's ADVP-NIM ADV roughly NP-PRD NUM one PP P-ROLE in NP Q;_nphd_ every NLYR NUM five NS calls PUNC , PRN IP-MAT NP-SBJ NPR Google VBP;~Tf says PUNC - PRN NP D a N level PP P-ROLE of NP N intervention IP-REL C that NP-SBJ *T* PUNC , PP-NIM P-ROLE at NP N scale PUNC , MD;~cat_Vi would IP-INF-CAT BE;~Ln be NP-PRD D a ADJP ADJ huge N strain PP P-ROLE on NP NP-GEN PRO;_genm_ its NS resources PUNC .
( (IP-MAT (PP-NIM (P-ROLE At;{at})
                  (NP (D the;{the})
                      (N moment;{moment})))
          (PUNC ,)
          (NP-SBJ (D;_nphd_ that;{that}))
          (BEP;~Ln <apos>s;{be})
          (ADVP-NIM (ADV roughly;{roughly}))
          (NP-PRD (NUM one;{one})
                  (PP (P-ROLE in;{in})
                      (NP (Q;_nphd_ every;{every})
                          (NLYR (NUM five;{five})
                                (NS calls;{call})))))
          (PUNC ,)
          (PRN (IP-MAT (NP-SBJ;{GOOGLE} (NPR Google;{Google}))
                       (VBP;~Tf says;{say})))
          (PUNC -)
          (PRN (NP (D a;{a})
                   (N level;{level})
                   (PP (P-ROLE of;{of})
                       (NP (N intervention;{intervention})))
                   (IP-REL (C that;{that})
                           (NP-SBJ *T*)
                           (PUNC ,)
                           (PP-NIM (P-ROLE at;{at})
                                   (NP (N scale;{scale})))
                           (PUNC ,)
                           (MD;~cat_Vi would;{will})
                           (IP-INF-CAT (BE;~Ln be;{be})
                                       (NP-PRD (D a;{a})
                                               (ADJP (ADJ huge;{huge}))
                                               (N strain;{strain})
                                               (PP (P-ROLE on;{on})
                                                   (NP (NP-GEN;{GOOGLE} (PRO;_genm_ its;{its}))
                                                       (NS resources;{resource}))))))))
          (PUNC .))
  (ID 27_a_duplex))