import torch 


def pose_edge_index():
    start = [15, 14, 13, 12, 19, 18, 17, 16, 0, 1, 2, 3, 8,  9, 10, 3, 4, 5, 6, 8,  8,  4, 20, 21, 21, 22, 24, 22]
    end =   [14, 13, 12,  0, 18, 17, 16,  0, 1, 2, 3, 8, 9, 10, 11, 4, 5, 6, 7, 4, 20, 20, 21, 22, 24, 23, 25, 24]
    return torch.tensor([start+end, end+start])