--# -path=.:../abstract

concrete ExtensionsEng of Extensions = 
  CatEng ** open MorphoEng, ResEng, ParadigmsEng, (S = SentenceEng), (E = ExtraEng), Prelude in {

lincat
  VPI = E.VPI ;
  ListVPI = E.ListVPI ;
  VPS = E.VPS ;
  ListVPS = E.ListVPS ;
  
lin
  MkVPI = E.MkVPI ;
  ConjVPI = E.ConjVPI ;
  ComplVPIVV = E.ComplVPIVV ;

  MkVPS = E.MkVPS ;
  ConjVPS = E.ConjVPS ;
  PredVPS = E.PredVPS ;

  BaseVPI = E.BaseVPI ;
  ConsVPI = E.ConsVPI ;
  BaseVPS = E.BaseVPS ;
  ConsVPS = E.ConsVPS ;

  GenNP = E.GenNP ;
  GenIP = E.GenIP ;
  GenRP = E.GenRP ;

  PassVPSlash = E.PassVPSlash ;
  PassAgentVPSlash = E.PassAgentVPSlash ;

  EmptyRelSlash = E.EmptyRelSlash ;

lin
  CompoundCN num noun cn = {
    s = \\n,c => num.s ! Nom ++ noun.s ! num.n ! Nom ++ cn.s ! n ! c ;
    g = cn.g
  } ;
  
  DashCN noun1 noun2 = {
    s = \\n,c => noun1.s ! Sg ! Nom ++ "-" ++ noun2.s ! n ! c ;
    g = noun2.g
  } ;

  GerundN v = {
    s = \\n,c => v.s ! VPresPart ;
    g = Neutr
  } ;
  
  GerundAP v = {
    s = \\agr => v.s ! VPresPart ;
    isPre = True
  } ;

  PastPartAP v = {
    s = \\agr => v.s ! VPPart ;
    isPre = True
  } ;

  OrdCompar a = {s = \\c => a.s ! AAdj Compar c } ;

  PositAdVAdj a = {s = a.s ! AAdv} ;

  UseQuantPN q pn = {s = \\c => q.s ! False ! Sg ++ pn.s ! npcase2case c ; a = agrgP3 Sg pn.g} ;

  SlashV2V v ant p vp = insertObjc (\\a => v.c3 ++ ant.s ++ p.s ++
                                           infVP v.typ vp ant.a p.p a)
                                   (predVc v) ;

  SlashSlashV2V v ant p vp = insertObjc (\\a => v.c3 ++ ant.s ++ p.s ++
                                           infVP v.typ vp ant.a p.p a)
                                   (predVc v) ;

  SlashVPIV2V v p vpi = insertObjc (\\a => p.s ++ 
                                           v.c3 ++ 
                                           vpi.s ! VVAux ! a)
                                   (predVc v) ;
  ComplVV v a p vp = insertObj (\\agr => a.s ++ p.s ++ 
                                         infVP v.typ vp a.a p.p agr)
                               (predVV v) ;

  PredVPosv np vp = {
      s = \\t,a,b,o => 
        let 
          verb  = vp.s ! t ! a ! b ! o ! np.a ;
          compl = vp.s2 ! np.a
        in
        case o of {
          ODir _ => compl ++ frontComma ++ np.s ! npNom ++ verb.aux ++ vp.ad ! np.a ++ verb.fin ++ verb.adv ++ verb.inf ;
          OQuest => verb.aux ++ compl ++ frontComma ++ np.s ! npNom ++ verb.adv ++ vp.ad ! np.a ++ verb.fin ++ verb.inf 
          }
    } ;
    
  PredVPovs np vp = {
      s = \\t,a,b,o => 
        let 
          verb  = vp.s ! t ! a ! b ! o ! np.a ;
          compl = vp.s2 ! np.a
        in
        case o of {
          ODir _ => compl ++ frontComma ++ verb.aux ++ verb.adv ++ vp.ad ! np.a ++ verb.fin ++ verb.inf ++ np.s ! npNom ;
          OQuest => verb.aux ++ compl ++ verb.adv ++ vp.ad ! np.a ++ verb.fin ++ verb.inf ++ np.s ! npNom
          }
    } ;

  that_RP = {
    s = \\_ => "that" ;
    a = RNoAg
    } ;

  who_RP = {
    s = \\_ => "who" ;
    a = RNoAg
    } ;

  CompS s = {s = \\_ => "that" ++ s.s} ;
  CompQS qs = {s = \\_ => qs.s ! QIndir} ;
  CompVP ant p vp = {s = \\a => ant.s ++ p.s ++ 
                                infVP VVInf vp ant.a p.p a} ;

  VPSlashVS vs vp = 
    insertObj (\\a => infVP VVInf vp Simul CPos a) (predV vs) **
    {c2 = ""; gapInMiddle = False} ;

  PastPartRS ant pol vps = {
    s = \\agr => vps.ad ! agr ++ vps.ptp ++ vps.s2 ! agr ;
    c = npNom
    } ;

  PresPartRS ant pol vp = {
    s = \\agr => vp.ad ! agr ++ vp.prp ++ vp.p ++ vp.s2 ! agr;
    c = npNom
  } ;

  ApposNP np1 np2 = {
    s = \\c => np1.s ! c ++ frontComma ++ np2.s ! npNom ++ finalComma ;
    a = np1.a
  } ;
  
  AdAdV = cc2 ;
  
  UttAdV adv = adv;

}