def get_group_positions(u, indi):
    """
    Return the locations of the members in the correction groups.

    Parameters
    ----------
    u: MDAnalysis.universe
        Main universe with atoms for selection
    indi: Indicator class object
        The indicator info for checking the transfer

    Returns
    -------
    list of ndarrays with shape (n,3)

    """
    positions = []
    for i in indi.correction_groups:
        selstr = 'bynum %d' % i[0]
        for j in i[1:]:
            selstr += ' or bynum %d' % j
        positions.append(u.select_atoms(selstr).positions)
    return positions