2,    adults,    animals,    bicolor,    bicolour,    black-white,    brushes,    combs,    contact,    contacted,    floor,    floorboards,    fondle,    fondles,    format,    humans,    indoors,    laterally,    micropigs,    minipigs,    peoples,    Person,    persons,    pigs,    room,    size,    stands,    strokes,    stroking,    touching,    two-colored,    two-coloured,    vertical,    women,    wood,