1,    a,    adults,    animals,    bicolor,    bicolour,    black-white,    bred,    breed,    Canidae,    canis,    carnivores,    Collies,    contact,    dogs,    familiaris,    floor,    floorboards,    format,    hair,    indoors,    lays,    lie,    lies,    long,    longhair,    lupus,    mammals,    medium,    medium-sized,    middle,    pedigree,    pedigreed,    pets,    pur,    resting,    rests,    size,    sized,    smooth,    smoothhair,    smooth-haired,    solo,    two-colored,    two-coloured,    wood,