This file points to 5 pairs of files of the form    "?r7*"
("?" is a single-character wildcard and "*" is a multiple-character wildcard.)

Crossing File	Backbone Overlay
1r75_A	1r75_A_sse
1r79_A	1r79_A_sse
1r7a_A	1r7a_A_sse
1r7i_A	1r7i_A_sse
1r7r_A	1r7r_A_sse