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

Crossing File	Backbone Overlay
1fd3_A	1fd3_A_sse
1fd9_A	1fd9_A_sse
1fdr	1fdr_sse
2fdn	2fdn_sse
7fd1_A	7fd1_A_sse