20_a_driver_handbook
The force of a 60 mph crash is not just twice as great as a 30 mph crash , it 's four times as great !

%3 0020_0001__The_0020_0002__force the_force 0020_0004__a_0020_0005__60_0020_0006__mph_0020_0007__crash a_60_mph_crash 0020_0001__The_0020_0002__force->0020_0004__a_0020_0005__60_0020_0006__mph_0020_0007__crash of 0020_0008__is is 0020_0008__is->0020_0001__The_0020_0002__force [arg0] 0020_0013__great great 0020_0008__is->0020_0013__great [prd2] 0020_0012__as as 0020_0013__great->0020_0012__as [qual] 0020_0015__a_0020_0016__30_0020_0017__mph_0020_0018__crash a_30_mph_crash 0020_0013__great->0020_0015__a_0020_0016__30_0020_0017__mph_0020_0018__crash as 0020_0010__just_0020_0009__not just_not 0020_0010__just_0020_0009__not->0020_0008__is [scope] 0020_0011__twice twice 0020_0012__as->0020_0011__twice [qual] 0020_0021__'s 's 0020_0021__'s->0020_0001__The_0020_0002__force [arg0] 0020_0025__great great 0020_0021__'s->0020_0025__great [prd2] 0020_0024__as as 0020_0025__great->0020_0024__as [qual] 0020_0022__fou0020_0023__times four_times 0020_0024__as->0020_0022__fou0020_0023__times [modifier] z_0020_1001 _ z_0020_1001->0020_0010__just_0020_0009__not [conj1] z_0020_1001->0020_0021__'s [conj2]
arc(r_0020_0001__The_r_0020_0002__force,r_0020_0004__a_r_0020_0005__60_r_0020_0006__mph_r_0020_0007__crash,r_0020_0003__of).
arc(r_0020_0008__is,r_0020_0001__The_r_0020_0002__force,arg0).
arc(r_0020_0008__is,r_0020_0013__great,prd2).
arc(r_0020_0010__just_r_0020_0009__not,r_0020_0008__is,keep_scope).
arc(r_0020_0012__as,r_0020_0011__twice,qual).
arc(r_0020_0013__great,r_0020_0012__as,qual).
arc(r_0020_0013__great,r_0020_0015__a_r_0020_0016__30_r_0020_0017__mph_r_0020_0018__crash,r_0020_0014__as).
arc(r_0020_0021___apos_s,r_0020_0001__The_r_0020_0002__force,arg0).
arc(r_0020_0021___apos_s,r_0020_0025__great,prd2).
arc(r_0020_0024__as,r_0020_0022__four_r_0020_0023__times,modifier).
arc(r_0020_0025__great,r_0020_0024__as,qual).
arc(z_0020_1001,r_0020_0010__just_r_0020_0009__not,coord_conj1).
arc(z_0020_1001,r_0020_0021___apos_s,coord_conj2).


IP-MAT ILYR ILYR NP-SBJ D The N force PP P-ROLE of NP D a NLYR NUM 60 N mph N crash BEP;~La is NEG not ADVP-MOD ADV just ADJP-PRD2 ADVP ADVP ADV twice ADV as ADJ great PP P-ROLE as NP D a NLYR NUM 30 N mph N crash PUNC , CONJP ILYR NP-SBJ PRO it BEP;~La 's ADJP-PRD2 ADVP NP NUM four NS times ADV as ADJ great PUNC !
( (IP-MAT (ILYR (ILYR (NP-SBJ;{FORCE} (D The;{the})
                                      (N force;{force})
                                      (PP (P-ROLE of;{of})
                                          (NP (D a;{a})
                                              (NLYR (NUM 60)
                                                    (N mph;{mph}))
                                              (N crash;{crash}))))
                      (BEP;~La is;{be})
                      (NEG not;{not})
                      (ADVP-MOD (ADV just;{just}))
                      (ADJP-PRD2 (ADVP (ADVP (ADV twice;{twice}))
                                       (ADV as;{as}))
                                 (ADJ great;{great})
                                 (PP (P-ROLE as;{as})
                                     (NP (D a;{a})
                                         (NLYR (NUM 30)
                                               (N mph;{mph}))
                                         (N crash;{crash})))))
                (PUNC ,)
                (CONJP (ILYR (NP-SBJ;{FORCE} (PRO it;{it}))
                             (BEP;~La <apos>s;{be})
                             (ADJP-PRD2 (ADVP (NP (NUM four;{four})
                                                  (NS times;{time}))
                                              (ADV as;{as}))
                                        (ADJ great;{great})))))
          (PUNC !))
  (ID 20_a_driver_handbook))