This file points to 4 pairs of files of the form    "?l2*"
("?" is a single-character wildcard and "*" is a multiple-character wildcard.)

Crossing File	Backbone Overlay
1l2h_A	1l2h_A_sse
1l2p_A	1l2p_A_sse
1l2t_A	1l2t_A_sse
1l2w_I	1l2w_I_sse