\defaultfontfeatures[KpLight]
  { Extension = .otf,
    UprightFont =    KpRoman-Light,
    BoldFont =       KpRoman-Semibold,
    ItalicFont =     KpRoman-LightItalic,
    BoldItalicFont = KpRoman-SemiboldItalic,
    SlantedFont =    KpRoman-Light,
    SlantedFeatures = {FakeSlant=0.19},
    BoldSlantedFont =  KpRoman-Semibold,
    BoldSlantedFeatures = {FakeSlant=0.19},
    SmallCapsFeatures = {Letters=PetiteCaps},
    Ligatures={Common,RequiredOff,RareOff,HistoricOff}
  }