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

Crossing File	Backbone Overlay
1bpo_A	1bpo_A_sse
1bpv	1bpv_sse
1bpy_A	1bpy_A_sse
2bpa_1	2bpa_1_sse
2bpa_2	2bpa_2_sse