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

Crossing File	Backbone Overlay
1cg2_A	1cg2_A_sse
1cg5_B	1cg5_B_sse
1cgh_A	1cgh_A_sse
1cgm_E	1cgm_E_sse