def transtree_to_coords_lists(transtree):
    """
    Each leaf represents a list of translocations of shown by the read.
    For each leaf, return a list of two or more coords from root to the leaf.
    """
    ret=[]
    for leaf in transtree.leaves[::-1]:
        nodes = leaf.to_root[::-1]
        if len(nodes)>=2:
            ret.append([node.data for node in nodes])
    return ret