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

Crossing File	Backbone Overlay
1id0_A	1id0_A_sse
1id1_A	1id1_A_sse
1idp_A	1idp_A_sse
1idr_A	1idr_A_sse
1ids_A	1ids_A_sse