$expected = {
  'test04.p' => {
    '11' => [ 2 ],
    '3' => [ 4 ],
    '7' => [ 13 ],
    '2' => [ 4 ],
    '12' => [ 2 ],
    '15' => [ 2 ],
    '14' => [ 2 ],
    '20' => [ 2 ],
    '22' => [ 2 ],
    '18' => [ 1 ],
    '24' => [ 2 ],
    '23' => [ 2 ],
    '13' => [ 2 ],
  },
};