{11: 1, 13: 1, 14: 1, 15: 1, 17: 1, 19: 1}
{11: 1, 13: 1, 14: 1, 15: 1, 17: 1, 19: 1}
{11: 1, 13: 1, 14: 1, 15: 1, 17: 1, 19: 1}